Spanish Civil War
Children raise their fists to give the Republican salute during the Spanish Civil War. Republicans, supported by the Soviet Union, supported the democratically elected government of Spain, while the Nationalists, supported by Nazi Germany, supported the military junta that overthrew it. The Nationalists won.
Photograph courtesy Dr. Charles Smith, courtesy Wikimedia. This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license.