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