World Timeline By jadeepperson Dec 8, 1886 Diego Rivera is born. http://www.biography.com/people/diego-rivera-9459446 Dec 17, 1903 Wright Brothers make first flight at Kitty Halk, NC http://www.nasa.gov/multimedia/imagegallery/image_feature_976.html Jul 1, 1908 SOS Accepted as a Universal Distress Signal http://history1900s.about.com/od/1900s/qt/sos.htm Aug 21, 1911 The Mona Lisa is stolen. the police had no leads, turned up two years later http://history1900s.about.com/od/1910s/qt/monalisa.htm Jun 28, 1914 Archduke Franz Ferdinand is assassinated, triggering WWI http://www.theguardian.com/world/2008/nov/08/first-world-war-franz-ferdinand-sarajevo Nov 7, 1919 Treaty of Versailles ends WWI http://history1900s.about.com/od/worldwari/p/Versailles-Treaty.htm Jan 11, 1922 Insulin Discovered http://history1900s.about.com/od/1920s/qt/insulin.htm May 6, 1937 The Hindenburg Disaster http://history1900s.about.com/od/1930s/qt/hindcrash.htm Sep 1, 1939 Germany invades Poland, beginning WWII http://www.ushmm.org/wlc/en/article.php?ModuleId=10005070 Aug 6, 1945 America drops atomic bomb on Hiroshima & Nagasaki http://www.ushmm.org/wlc/en/article.php?ModuleId=10005070 Jun 25, 1951 First color commercial broadcasted. http://history1900s.about.com/od/1950s/qt/Color-TV.htm Nov 24, 1957 Diego Rivera passes away due to heart failure. http://www.biography.com/people/diego-rivera-9459446?page=2