Updated timelines

Columbine Massacre
World War 2
Progressivism
Civil Rights Movement
Civil Rights Movement timeline
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Causes of the Revolutionary War
Causes of the Revolutionary War timeline
Xabier Lete
Xabier Lete timeline
WWII Timeline
WWII Timeline
Carolina Coronado
Carolina Coronado timeline
Miró
Miró timeline
Carolina Coronado
Carolina Coronado timeline
Walt Dysney
Walt Dysney timeline
появление фотоаппарата
Gandhi
Generaciones de ordenadores
Generaciones de ordenadores timeline
hidalgo
hidalgo timeline