Friedrich Ratzel

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A topic known well beyond its field, found in many languages.

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Science and technology

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What Wikipedia says

Friedrich Ratzel (German pronunciation: [ˈfʁiːdʁɪç ˈʁatsl̩]; 30 August 1844 – 9 August 1904) was a German geographer and ethnographer, notable for first using the term Lebensraum (lit. 'living space') in the sense that the Nazis later would.

Excerpt from the Wikipedia article “Friedrich Ratzel”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

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