Cold War 1945 - present By armeang 1950 Korean War https://docs.google.com/document/d/16KFrOV-8USwLHXJpsEJRnVtAJkikBEjjHpDdO1aiP1w/edit?usp=sharing 1961 Berlin Wall https://docs.google.com/document/d/1LYgTjHlYkPNUi0RrmJFLHVEy7gkZIQti-svhGM0jHgU/edit?usp=sharing