Abortion Abschied Abuse of Actors Actresses Addresses, essays, lectures Adorno, theodor w., 1903-1969 Adult Adventure stories Aerial Bombing Aeronautics Aesthetics Afluisteren Africa, fiction Africa, religion African Americans Afro-Brazilian cults After-images Agencia Central de Inteligencia (Estados Unidos) Aging Agricultural ecology Agriculture Agriculture and state Aids (disease), fiction Aircraft accident victims Aircraft accidents Alleinerziehende Mutter Allgemeinwissen American Aerial operations American Motion picture plays American Motion pictures American Short stories Análisis de casos Anarchists Änderung Anecdotes Animal rights activists Animals Anonymität Antarctica, fiction Anthologie Anthropology Anti-Nazi movement Antiquarian booksellers Antiquities Antisemitism Antisemitismus Appreciation Arab-Israeli conflict Arabischer Jugendlicher Arbeiterfamilie Arbeitserziehungslager Jägala Architecture Architecture and society Architecture moderne Archives Arizona, biography Armed Forces Armut Art Art and literature Art in literature Art, catalogs Art, European Artificial intelligence Artistic Anatomy Artists Artists' preparatory studies Arts Arts -- Addresses, essays, lectures Arts and society Arts, German Aryanization Arzt Assassination attempt, 1944 (July 20) Assassination attempts Assimilation (Sociology) Assisted suicide Ästhetik At-risk youth Atheism Atrocities Attitudes Aufklärung Aufsatzsammlung Auftrag Auschwitz (Concentration camp) Ausgabe Austria, fiction Austrian Arts Austrian Authors Austrian fiction Austrian literature, history and criticism Auswirkung Authority Authors Authors and artists Authors and publishers Authors and readers Authors, Austrian Authors, biography Authors, Exiled Authors, fiction Authors, German Authors, Latin (Medieval and modern) Authorship Autobiografie Autobiographie Autobiography Autographs Automobiles Autores españoles award:deutscher-buchpreis award:deutscher-buchpreis=2021 award:national_book_award=2007 award:national_book_award=nonfiction award:phantastik-wetzlar B3279.h8473 p513 1997x B3279.h8473 p513 2002 Ballet Ballett Bankers Barcelona (spain), fiction Bars (Drinking establishments) Bars (drinking establishments), united states Beekeepers Beethoven, Ludwig van, 1770-1827. Begriff Bekämpfung Belletristische Darstellung Beratungsstellen Berlin (germany), fiction Berlin Wall, Berlin, Germany, 1961-1989, in literature Bermann Fischer, Gottfried, 1897- Besatzungspolitik Besessenheit Bevölkerung Bewältigung Bible Bibliography Bibliophilie Bibliothek Bildband Binnenlandse politiek Biografie Biographie Biographies Biography Biography & Autobiography Biological laboratories Biologie Biologists Biology Black people Black-and-white photography Blacks Bloemlezingen (vorm) Boarding schools Boats and boating Book covers Book jackets Bookbinding Books and reading Booksellers and bookselling Boundaries Brahms, Johannes, 1833-1897. Breakfasts Breast Breuer, Josef, -- 1842-1925. Brief Briefsammlung British British Aerial operations British Prisoners and prisons Bruder Buchenwald (Concentration camp) Buddenbrookhaus (Lübeck, Germany) Buildings, structures Bürgerrechte Business cycles California, biography California, fiction Cambio social Campaigns Canada, fiction Canadian fiction (fictional works by one author) Canadian Short stories Cancer Cape breton island (n.s.), fiction Capitalism Cappella Sistina (Vatican Palace, Vatican City) Careers Cas, Études de Casa Buonarroti (Florence, Italy) Case studies Castaways Catalogs Causes Central Intelligence Agency Central Intelligence Agency (United States) Changement social Characters Charisma (Personality trait) Child Child analysis Child psychology Child rearing Child surfers Childbirth Childhood and youth Childhood in literature Children Children and adults in literature Children in literature Children of Holocaust survivors Children of immigrants Children's fiction Children's questions and answers Children's writings, German Choreography Christentum Christian sects Christianisme Christianity Christians, africa Christmas Chronology Church history CIA Circus Cities and towns City and town life City and town life in fiction Civilisation Civilisations Civilization Civilization, history Classic Literature Client/server computing Climate Climatic changes Climatic extremes Clouds in art Clouds in literature Codex aureus Epternacensis Collaborationists Collected Correspondence collection:otherwise_tiptree_award=honor Cologisme Colonies Commercial crimes Communal living Communes (Contre-culture) Communication in politics Communism Communism and art Communism and art -- Addresses, essays, lectures Communist aesthetics Communists Competition Competition (Psychology) Composers Composers, biography Composition (Music) Concentration camps Concordances Condom industry Condooms Conducting Conductors (Music) Conflict (Psychology) Congresses Connecticut, biography Conscript labor Continental european fiction (fictional works by one author) Correpondence Correpsondence Correspondance Correspondence Coterrorisme Creation (Literary, artistic, etc.) Criminal Evidence Criminals Criticism Criticism and interpretation Criticism, Textual Critics Cultural assimilation Cultural policy Cultural property Culture Culturen Cultuur Cultuurfilosofie Cybernetics Czech poetry Dance companies Daughters Death Death in literature Delivery of Health Care Demenz Democracy Demokratie Derde Rijk Description and travel Deserts Destruction and pillage Detective and mystery fiction Deutsch Deutschland Wehrmacht Développement économique et social Dialectic Dialectical materialism Diamond miners Diamond mines and mining Diamonds Diaries Dictionaries Diplomatic relations Directories Disability insurance Discoveries in geography Discovery and exploration Disparition Divorce Downhill ski racing Drama Dreams in literature Dreierbeziehung Drittes Reich Drugs Duits Duitsers Early works to 1800 East German National characteristics Eastern Eavesdropping Ecología humana Écologie humaine Economic aspects Economic aspects of Environmental policy Economic conditions Economic development Economic policy Economic stabilization Economics Ecoterrorism Écrivains Écrivains allemands Écrivains autrichiens Education Effect of human beings on Effets de l'homme Ehefrau Ehekonflikt Ehemann Ekphrasis Elections, 2013 Electric utilities Electronic mail systems Elementarteilchenphysik Eltern Emigration and immigration Emotions Emotions (Philosophy) Emotions and cognition Employment End of the world in fiction Energy development Energy policy Enfants d'écrivains Englisch English fiction English literature English Novelists English Revolutionary poetry Enlightenment Entdeckungsreise Entwicklung (Psychologie) Entwicklungsphase Environment Environmental aspects Environmental aspects of Economic development Environmental aspects of Economic policy Environmental aspects of Industries Environmental aspects of Refugees Environmental aspects of Violence Environmental aspects of War Environmental conditions Environmental degradation Environmental policy Environmental protection Environmental toxicology Environnement Equality before the law Equilibre écologique Erinnerung Erlebnisbericht Erwachsenenpsychologie Erwachsener Erwachsenwerden Erzählen Erzähltechnik Erzählung Essais allemands Essay Essays Estudio de casos États-Unis États-Unis. Central Intelligence Agency Ethics Ethik Ethnic relations Études de cas Europabild Europagedanke Europe -- Ethnic relations European Art European cooperation European Jews European literature Europese integratie Evaluation Evolution Evolution (Biology) in literature Exhibitions Exile Exile (Punishment) Exiled Authors Experimental Literature Explorers Eye Facsimiles Fairy tales Faith and reason Familie Families Family Family - assorted topics Family memoirs - biography Family psychotherapy Family relationships Famines Fantasiewelt Farm life Fate and fatalism Father-son relationship Fathers Fathers and daughters Fathers and sons Fathers and sons in fiction Fathers and sons, fiction Feindschaft Ferienlager Ficción Fiction Fiction in English Fiction, action & adventure Fiction, erotica Fiction, erotica, general Fiction, family life Fiction, fantasy, contemporary Fiction, fantasy, general Fiction, general Fiction, historical Fiction, historical, general Fiction, horror Fiction, humorous Fiction, humorous, general Fiction, psychological Fiction, religious Fiction, romance, contemporary Fiction, romance, erotica Fiction, romance, general Fiction, short stories (single author) Fiction, suspense Fiction, thrillers, suspense Fiction, war & military Film Financial crises Flight Folklore Food supply Football Foreign relations Frank, anne, 1929-1945 French Authors French fiction French National characteristics Freud, Sigmund, -- 1856-1939. Freud, sigmund, 1856-1939 Freudian Theory Freund Freundin Friends and associates Friendship Friendship, fiction Fromms Act (Firm) Führung Funktionär Futur Galicia (Poland and Ukraine) Gays' writings Gefühl Geliebte Genealogie General & miscellaneous biography Generations Genetics Genetik Genocide German German Arts German Authors German Detective and mystery stories German drama German essays German fiction German Historical fiction German Illumination of books and manuscripts German language German language books German language edition German language materials German literature German Novelists German Personal narratives German Philosophy German poetry German Poets German Prisoners and prisons German reunification question (1949- ) German reunification question (1949-1990) German Short stories German Soldiers German wit and humor German Women authors Germanic literature Germanisches Nationalmuseum Nürnberg Germanisches Nationalmuseum Nürnberg. Bibliothek Germans Germany Germany (West) Germany literature Germany World War, 1939-1945 Germany, biography Germany, ethnic relations Germany, fiction Germany, history, 1789-1900 Germany, history, 20th century Germany. Bundestag Geschichte Gesellschaft Geskiedenis gesundheitssystem Gewalt gewaltfreie Aktionen Geweld Gezondheidsvoorlichting en -opvoeding Ghostwriter Gifts Girls Gleichgewicht Global warming Golfkrieg (1980-1988) Golfkrieg (1990-1991) Government policy Graphic novels Griechisch-Türkischer Krieg Gro€stadt Growth Grünen (Political party) Gruweldaden Guerrilla warfare Guerrillas Guidebooks Hampstead Child-Therapy Clinic Hans Bauer Hartz-Reform Heads of state Health Health Policy Hilandar (Monastery : Athos, Greece) Hilfsprogramme Hindenburg-Oberrealschule (Hamm, Hamburg, Germany) Hispanic American literature (Spanish) Histoire Histoire sociale Historia Historia social Historians Historical Romance Historiography History HISTORY / Military / World War I. HISTORY / Military / World War II History and criticism History of Germany History, modern, 20th century Hitler-Jugend Hollywood (los angeles, calif.), fiction Holocaust Holocaust survivors Holocaust, Jewish (1939-1945) Hombre Homes Homes and haunts Homes and huants Homosexuality Homosexuality and literature Homosexuality in literature Horror tales Housing Human beings Human ecology Human Fertility Human Fertilization in vitro Human geography Human reproductive technology Human-animal relationships Humanism Humanisme (cultuurgeschiedenis) Humanists Humanita re Hilfe Humanity in fiction Humor Humorous fiction Humorous stories Husband and wife Id Id (Psychology) Identität Identitätsfindung Identity Illumination of books and manuscripts Immigrants Immunity Imprints In literature Independent churches Inder Indian Ocean Tsunami, 2004 Indians of North America Indians of north america, fiction Industrial engineers Industries Infant Influence Influencia sobre la naturaleza Informal sector (Economics) Information society Intellectual life Intellectuals Intelligence service Intelligence service, united states Interessengruppen Internal security International cooperation International Security Internationaler Konflikt Internet Interpersonal relations Interpersonal relations, fiction Interpersonaler Konflikt Interpretation (Phrasing, dynamics, etc.) Interviews Inventors Iroquois Indians Islam Islam in fiction İstihbarat Teşkilatı Italy, fiction Jazz Jesuits Jeunes femmes Jewish Jewish authors Jewish businesspeople Jewish children in the Holocaust Jewish Portraits Jewish refugees Jewish religious education of children Jewish resistance Jews Jews -- Europe Jews, European -- Interviews Jews, European -- Portraits Jews, germany Jews, history, 1789- Jews, identity Jews, social conditions Joden Journal intime Journalistes Journalists Journalists, biography Journalists, fiction Journaux intimes Journeys Judenverfolgung Judges Jüdin Jugend Junge Frau Juvenile fiction Juvenile literature Kafka, Franz, 1883-1924 -- Books and reading Kafka, Franz, 1883-1924 -- Library -- Catalogs Katalanisch Kernphysik Killer Killing of the mentally ill Kinderanalyse Kings and rulers Kinship Kissing Kleinstadt Klimaänderung Knowledge Knowledge and learning Kolonialismus Kommunalpolitik Konfliktbewältigung Koreans Körperbehinderter Körperbehinderter Mensch Kosmologie Krankenhaus Kriegsgeschichte Kriegsrechtsverletzung Kriegsverbrechen Krijgsgevangenen Kriminalfall Kritik Kultur Kulturkonflikt Kulturkreis Kulturleben Künste Kunstwetenschappen Labor supply Labor unions Landespolitik Language and languages Langzeitarbeitslosigkeit Large type books Lateinamerika Latin American literature Latin Illumination of books and manuscripts Law Law and legislation Lawyers League of Nations Lebensalter Lebensbedingungen Lebensführung Lebenslauf Lebenssinn Lectures Left-wing extremists Legal status, laws Letterkunde LGBTQ fiction before Stonewall LHC Liberalism Libraries Library Libreros anticuarios Librettists Liebesbeziehung Life Life change events Life in literature Linguistic paleontology Lion Literary collections Literary essays Literatur Literature Literature and medicine Literature and the war Literaturproduktion Livres en gros caractères Lobbyismus Lokalpolitik Long Now Manual for Civilization Los angeles (calif.), fiction Loss (Psychology) Love in literature Love, fiction Luf-Boot (Boat) Lungs Luxemburg, Rosa, 1871-1919. Lyrik Mädchen Mafia Male Homosexuality Man-woman relationships Man-woman relationships, fiction Mann family Mann, Thomas, -- 1875-1955. Mann, thomas, 1875-1955 Mann, Thomas, 1875-1955. Manners and customs Manuscripts Manuscripts, Medieval Mariage Marijuana Marijuana abuse Marketing of Health Services Marriage Married people Married people, fiction Married women Mass media Massengesellschaft Materialism Mathematicians Matriarchy Mayors Meaning (Philosophy) Measurement Medals Medical care Medical ethics Medical personnel and patient Medication abuse Medicine, Magic, mystic, and spagiric Medieval Illumination of books and manuscripts Medieval Manuscripts Medieval Medicine Medieval Philosophy Medizin Meerweib Memoiren Memory Men Menschenrecht Menschenrechte Mental Disorders Mental healing Mental illness Mentally ill Mentally Ill Persons Merkezi Haber Alma Teşkilatı Mermaids in literature Methods Metropolitan Museum of Art Michelangelo buonarroti, 1475-1564 Middle class Middle-aged men Middle-aged persons Midlife crisis Midlife-Crisis Milieufactoren Military Bounties Military campaigns Military decorations Military intelligence Miller, Henry, -- 1891-1980. Miniature books Miscellanea Misogyny Missions Mixed economy Mladostniki Modern Aesthetics Modern Architecture Modern Art Modern Arts Modern Civilization Modern Hebrew poetry Modern History Modern Literature Modern Philosophers Modern Philosophy Modern Poetry Moderne Physik Modersohn-Becker, Paula, 1876-1907. Moral and ethical aspects Moral and ethical aspects of Abortion Motion picture industry Motion pictures Mountains Mozes (Michelangelo) Museums Music Music in literature Muslim girls Mutter Myth Mythical Animals Narration (Rhetoric) Nationaal-socialisme National Book Award Winner National security National socialism and art National socialism and intellectuals National socialism in literature Nationalism Nationalsozialismus Nationalsozialistische Deutsche Arbeiter-Partei Nationalsozialistische Deutsche Arbeiter-Partei. Schutzstaffel Natural history Natural resources Nature Nature, effect of human beings on Natürliche Ressourcen Nazi concentration camps Nazi propaganda Nazis Nemška književnost Nervenklinik Schwerin Neuroses New york (state), biography New York Times bestseller New York Times reviewed Niedergang Nineteen sixty-eight, A.D. Nineteen thirteen, A.D. Nobility Nonfiction Notebooks, sketchbooks Novel Novela Novela de misterio Novela de suspense Novelists Novelists, English Novelists, German Nuclear warfare nyt:hardcover-fiction=2009-07-05 nyt:paperback-nonfiction=2022-01-30 Odysseus (Greek mythology) Öffentliche Angelegenheiten Öffentliche Meinung Officials and employees Ökologie Older men Older people Oorlogsmisdaden Opera Opposition (Political science) Oratory Origin Orthodox Eastern Church Orthodox Judaism OUR Brockhaus selection Painters Paranoia Parks Pathological Psychology Patients Peace Pensée politique et sociale Perception Perception (Philosophy) Pères et fils Performance Persecutions Persian Gulf War (1991) fast (OCoLC)fst01058380 Persian Gulf War, 1991 Personal narratives Personal narratives, German Personal narratives.. Perversion Philosophers Philosophers, biography Philosophers, germany Philosophical anthropology Philosophical theology Philosophie Philosophy Philosophy and aesthetics Philosophy, german Philosophy, modern, 20th century Phoenix (Mythical bird) Photographers Photography of children Photography of hands Physical fitness Physical geography Physician and patient Pianists Pianists, biography Piano music Pictorial works Platforms Plots, themes Poetry Poets Poland, biography Política ambiental Political and social views Political aspects Political aspects of Climatic changes Political aspects of Climatic extremes Political aspects of Global warming Political campaigns Political culture Political oratory Political participation Political parties Political persecution Political prisoners Political psychology Political science Political sociology Politicians Politics Politics and government Politics and literature Politieke geschiedenis Politik Politiker Politique de l'environnement Politique et gouvernement Politique gouvernementale Politische Bildung Politische Kampagnen Politische Korruption Politische Theorie Politisches System Pollution Polnische Sozialistische Partei Polska Partia Socjalistyczna Poor Pop art Popular culture Portrait photography Portraits Post-communism Posterior segment (Eye) Power resources Practical Politics Prescribing Prevention Prima facie Evidence Prison reform Prisoners of war Prisons Privatbibliothek Private libraries Private libraries -- Austria -- Catalogs Private security services Problem youth Professional-Patient Relations Protection de l'environnement Protest movements Protestbewegungen Psychiatric hospital care Psychiatrists Psychiatry Psychic trauma in children Psychoanalyse Psychoanalysis Psychoanalysis and art Psychoanalysis and culture Psychoanalysis and philosophy Psychoanalysis and religion Psychoanalysts Psychoanalytic Theory Psychoanalytic Therapy Psycholinguistics Psychological aspects Psychological aspects of Abortion Psychological Conflict Psychologie Psychology Psychotherapy Psychotherapy patients Pubertät Public opinion Publieke opinie Publishers and publishing Publishers' bindings Quality control Quality of Health Care Quantengravitation Quantity (Philosophy) Quelle Race relations Racism Radioactive pollution Radioactive substances Rape victims Raubbau Raum-Zeit-Singularität Readers Reading Level-Grade 11 Reading Level-Grade 12 Real property Reason Reason of state Recherche Reconstruction (1914-1939.) Reconstruction (1914-1939) Records and correspondence Reformatie Reformation Refugee camps -- Fiction. Refugees Regionalpolitik Rehabilitation Reise Reisebericht Reiseliteratur Relations Relations entre hommes et femmes Relations with women Religion Religion and culture Religious aspects Religious aspects of Divorce Religious aspects of Marriage Religious life and customs Religious rites and ceremonies Renaissance Renaissance Art Renaissance Painting Reporters and reporting Representative government and representation Research Restaurants Retina Reviews Revolutionaries Rhetoric Rites and ceremonies Robots Roman Roman policier Romance fiction Romance literature Romans Romans, nouvelles Romanticism Rooms in literature Rote Armee Fraktion Rubinstein, artur, 1886-1982 Russisch Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ Russlandfeldzug S. Fischer Verlag San Lorenzo (Church : Florence, Italy) San Lorenzo (Church : Florence, Italy). Sagrestia nuova Santa Claus Sarmatians Schloss Kossenblatt (Kossenblatt, Germany) Scholars Schriftsteller Schriftstellerin Schulverweigerer Schwarze Science Sculpture Secularism SEL Library selection Selbstbild Self in literature Self-acceptance Self-care, Health Sense (Philosophy) Senses and sensation Senses and sensation in literature Separation (Psychology) Sequels (Literature) Service des renseignements Services secrets Servicio de inteligencia Sexual ethics Short stories, Swiss (German) Short-stories, German Single women Sinnkonstitution Sistine Chapel (Vatican Palace, Vatican City) Skiing Skis and skiing Smartphones Smoking Snipers Social aspects Social aspects of Automobiles Social aspects of Bars (Drinking establishments) Social aspects of Climatic changes Social aspects of Climatic extremes Social aspects of Environmental degradation Social aspects of Global warming Social aspects of Science Social aspects of Terror Social aspects of Violence Social aspects of War Social change Social conditions Social conflict Social groups Social history Social influence Social integration Social life and customs Social media Social policy Social problems Social structure Socialism Société Société (milieu humain) Societies Sociology Sohn Soldaten Soldiers Soldiers in fiction Solidarity Solitude Sonatas (Chopin, Frédéric) Songs and music Sources Sozialberatung Sozialdienste Soziale Probleme Sozialismus Sozialistische Einheitspartei Deutschlands Sozialphilosophie Spanisch Spanish fiction Spanish language materials Spanish literature Specimens Speeches, addresses Speeches, addresses, etc., German Statesmen Student movements Students Subconsciousness Subversive activities Success Suicidal behavior Suicide Surfing Survival Survival after airplane accidents, shipwrecks, etc. Sustainability Sustainable development Swiss Authors Swiss fiction (German) Switzerland, fiction System theory Taboo Tales Tanz TanzTheater Skoronel Tarih Taxation Teaching Technique Technological innovations Technologists Technology and civilization Teenage girls Terrorism Terrorists Teutoburger Wald, Battle of, Germany, 9 A.D. Teutoburger Wald, Battle of, Germany, 9. A.D. Texts Textual Criticism Thanatology The State Theater Theater architecture Themes, motives Therapy Thirty Years' War, 1618-1648 Thought and thinking thrillers Tickling Touch Toxicology Traffic accidents Transference (Psychology) Translations into English Translations into German Translations onto English Travel Travel in art Travel in literature Travelers' writings Treatment Trends Triangles (Interpersonal relations) Truthfulness and falsehood Tsunamis Turkey in fiction Turkey, fiction Tweede Wereldoorlog Umwelt Umweltbilanz Umweltkrise Umweltpolitik Umweltschaden Umweltschutz Uncles Underground movements Unfinished works of art Unicorns United Nations United States United states, central intelligence agency United states, fiction United states, history, 1945- United States. Central Intelligence Agency Unmarried couples Untergang Úrazová pojištóvna dělnická Čechy v Praze Úrazová pojištóvna dělnická pro Čechy v Praze Urknall USA USA Central Intelligence Agency Utopias Vacation homes Vater Vatican Vatican. Capella paolina Verdi, Giuseppe, 1813-1901. Vergangenheit Verlichting (cultuurgeschiedenis) Verlust Vernietiging (algemeen) Versicherungen Verval (geschiedenis) Vervolgingen Verwechslung Victimes de viol Vie urbaine Vikram Seth Violence Violence against Violence envers Virginia Woolf Vision Volk Voyages and travels Voyages and travels, fiction Wagner, Richard, 1813-1883. Wahrnehmung Wahrnehmungstäuschung Wallenstein, Albrecht Wenzel Eusebius von, Herzog von Friedland, 1583-1634 War War and society War criminals War Underground movements Web hosting Web servers Weiße Weisse Rose (Resistance group) Welfare state Weltall Weltkrieg Weltkrieg <1939-1945> Weltpolitik Weltproblematik White collar workers Widerstand Widows Wiener Psychoanalytische Vereinigung Wing, isadora (fictitious character), fiction Wives Women Women artists Women authors Women bankers Women in literature Women journalists Women novelists Women painters Women politicians Women, biography Workers' compensation World history World politics World War (1914-1918.) World War (1914-1918) fast (OCoLC)fst01180746 World War (1914-1918) fast (OCoLC)fst01180746 (uri) http://id.worldcat.org/fast/fst01180746 World War (1939-1945) fast (OCoLC)fst01180924 World War (1939-1945) fast (OCoLC)fst01180924 (uri) http://id.worldcat.org/fast/fst01180924 World War II World War, 1914-1918 World War, 1914-1918 -- Turkey -- Fiction. World War, 1914-1918 in fiction World war, 1914-1918, biography World war, 1914-1918, fiction World war, 1914-1918, peace World War, 1939-1945 Writing X History Xangô (Cult) Xenophobia Young women Youth Yugoslav War, 1991-1995 Zivilgesellschaft Zivilisation Zukunft Zwangsneurose Zwangsstörung Zweiter Weltkrieg