<Table> <Tr> <Th> Part of a series on the </Th> </Tr> <Tr> <Th> History of Germany </Th> </Tr> <Tr> <Td> </Td> </Tr> <Tr> <Td> Early history (show) <Ul> <Li> Germanic peoples </Li> <Li> Migration Period </Li> <Li> Frankish Empire </Li> </Ul> </Td> </Tr> <Tr> <Td> Medieval Germany (show) <Ul> <Li> East Francia </Li> <Li> Kingdom of Germany </Li> <Li> Holy Roman Empire </Li> <Li> Eastward settlement </Li> </Ul> </Td> </Tr> <Tr> <Td> Early Modern period (show) <Ul> <Li> Sectionalism </Li> <Li> 18th century </Li> <Li> Kingdom of Prussia </Li> </Ul> </Td> </Tr> <Tr> <Td> Unification (show) <Ul> <Li> Confederation of the Rhine </Li> <Li> <Ul> <Li> German Confederation </Li> <Li> Zollverein </Li> </Ul> </Li> <Li> German revolutions of 1848 </Li> <Li> German Empire (1849) </Li> <Li> North German Confederation </Li> </Ul> </Td> </Tr> <Tr> <Td> German Reich (show) <Ul> <Li> German Empire </Li> </Ul> <Ul> <Li> World War I </Li> </Ul> <Ul> <Li> Weimar Republic </Li> </Ul> <Ul> <Li> Alsace - Lorraine </Li> <Li> Saar </Li> <Li> Danzig </Li> <Li> Memel </Li> <Li> Austria </Li> <Li> Sudetenland </Li> </Ul> <Ul> <Li> Nazi Germany </Li> </Ul> </Td> </Tr> <Tr> <Td> Cold War era (show) <Ul> <Li> <Ul> <Li> Occupation </Li> <Li> Ostgebiete </Li> </Ul> </Li> <Li> Expulsion of Germans </Li> <Li> <Ul> <Li> West Germany </Li> <Li> East Germany </Li> <Li> Saar </Li> </Ul> </Li> <Li> German reunification </Li> </Ul> </Td> </Tr> <Tr> <Td> Contemporary (show) <Ul> <Li> New federal states </Li> <Li> Reunified Germany </Li> </Ul> </Td> </Tr> <Tr> <Td> By topic (show) <Ul> <Li> Timeline </Li> <Li> Economic history </Li> <Li> Military history </Li> <Li> Territorial evolution </Li> <Li> Berlin </Li> <Li> Women's history </Li> <Li> Names of Germany </Li> </Ul> </Td> </Tr> <Tr> <Td> Germany portal </Td> </Tr> <Tr> <Td> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> </Td> </Tr> </Table> <Tr> <Th> Part of a series on the </Th> </Tr> <Tr> <Th> History of Germany </Th> </Tr> <Tr> <Td> Early history (show) <Ul> <Li> Germanic peoples </Li> <Li> Migration Period </Li> <Li> Frankish Empire </Li> </Ul> </Td> </Tr>

Who did germany fight in world war 1