Updated timelines

Annotated Timeline
History - The coming of the Civil War, AQA A-Level History
History of Gender in Science Education
POWER Baltimore
Canadian History
The world Prior to WW2
Roaring Twenties
Major Events Surrounding the Gold Rush
Atom Developement
Civil war
Burma Timeline
My Jewish Life
4259 Mauricio Scala P7 Gandhi Timeline
energia geotermica
Louis Braille
Indvandring i Danmark 1960-2003