Cold war 1945 to present By sherdyl 1950 Korean War https://docs.google.com/document/d/1hpVNPg6PpTMZwRdw03-rFuzbiWUEHuqGclUkxADJW48/edit?usp=sharing 1961 Berlin wall https://docs.google.com/document/d/1StaFW0xl2uQKIMwKGkevrkVYcf2O6Ne7yTdKPsWmD5M/edit?usp=sharing
