Updated timelines

Mi historia
Mi historia timeline
Social Studies
History of Electronic Music
Fundamentos de la comunicacion Política
Fundamentos de la comunicacion Política timeline
Evolución de la Informática
Examen parcial
My life
My life timeline
U.S. History Review Timeline
U.S. History Review Timeline
The Glass Castle
The Glass Castle timeline
U.S. History Review Timeline
U.S. History Review Timeline
Adolf Hitler's Life
Adolf Hitler's Life timeline
U.S. History Review timeline
Historia de Colombia 1810 - 1948
Historia de Colombia 1810 - 1948 timeline
September 1939- Germany invades Poland. France and Britain declare war on germany.
Historia de la informática
Century of Books
Century of Books timeline