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