Updated timelines

1920s-1950s
1920s-1950s timeline
Aldous Huxley
Oprah Winfrey Timeline
Oprah Winfrey Timeline
Civil Rights Movement
AR Timeline
AR Timeline
WWI
1919-1929
1919-1929 timeline
My First 5 Hours
My First 5 Hours timeline
MICROSFT ECXEL
Revolutionary War-C.Beltran P.1
Revolutionary War-C.Beltran P.1 timeline
World War One
World War One timeline
American Revolution-Brandon Michaels
American Revolution-Brandon Michaels timeline
REPSI
1919-1929 timeline
History Timeline Project/2nd Hour/ Sam Price
WWII
WWII timeline