1925
Nellie Tayloe Ross elected governor of Wyoming; first woman governor elected in U.S. Locarno conferences seek to secure European peace by mutual guarantees. John T. Scopes convicted and fined for teaching evolution in a public school in Tennessee "Monkey Trial"; sentence set aside. John Logie Baird, Scottish inventor, transmits human features by television. Hitler publishes Volume I of Mein Kampf.