Updated timelines

Progressive Reform Era
World War I
Preevolucionistas
Samuel F.B. Morse by Chris Cohn
Samuel F.B. Morse by Chris Cohn timeline
WW1
Great Depression
WWI
WWII
The Great Depression
The Great Depression timeline
Roaring 20'S
Roaring 20'S timeline
WW1
Ronnell Clark Timeline
Road to Revolution
History of Batteries
History of Batteries timeline
Teoría de la Evolución
история