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Lebensraum: Quick Facts

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Photos

Nazi SS troops march in formation carrying banners with swastikas and eagles at the 1933 Party Day rally in Nuremberg, Germany, with trees in the background.
Portrait of Friedrich Ratzel, German geographer, with a long white beard, mustache, and short hair, wearing a suit and looking to the side.
Large crowd of students, many holding flags and wearing hats, gathers on steps in front of columns at the Lustgarten in Berlin to protest the Treaty of Versailles, circa 1919-1929.
Adolf Hitler
Nazi soldiers in white snowsuits are crowded on top of tanks retreating across a snowy landscape during World War II, with more soldiers and tanks in the background.
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Key People

Portrait of Friedrich Ratzel, German geographer, with a long white beard, mustache, and short hair, wearing a suit and looking to the side.
Friedrich Ratzel
German geographer
default image
Rudolf Kjellén
Swedish political scientist