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