First Country to Legalize Same-Sex Marriage
Decolonization in Africa and Asia, Peak
Axis Powers in WWII
First Man on the Moon
First Person in Space
First Female British Prime Minister
Event Symbolizing End of Soviet Control in Eastern Europe
First Use of Atomic Bomb
Event Leading to End of Cold War
Concept of Social Contract
Declaration of the Rights of Man and of the Citizen, Year
Chinese Cultural Revolution Start
Fall of the Berlin Wall
Berlin Conference, 1884-1885
End of Apartheid in South Africa
Event Signifying the Start of the Space Race
First Industrialized Country
First African Country to Gain Independence Post-WWII
Climate Change Key Agreement
Cuban Missile Crisis, Year
Assassination Triggering WWI
Founder of Facebook
9/11 Attacks Location
D-Day Invasion, Year
Event Leading to US Entry into WWII