Share This Article 1. In 1929 this airship circled the world in just 21 days. The Macon The Graf Zeppelin The L-101 The Hindenburg 2. Walt Whitman, the American poet, served as this during the Civil War. Ambassador to Spain Artillery man Volunteer nurse War correspondent 3. The Weimar Republic used these paramilitary organization to put down leftist revolts in Germany. The Free Corps Border Police The Home Guard The Gendarmerie Loading …