cold war 1945 to present By rumamax 1941 Korean War https://docs.google.com/document/d/1D7GKzOAcGr6BzpCDGH5hQp3ngzf52i7soJvczNPdA5k/edit?usp=sharing 1947 Jackie Robinson https://docs.google.com/document/d/1cuAV0rNpXWQKuLWk7fBA15TvvrDG_watnQYZZ0q01O4/edit?usp=sharing 1961 berlin wall https://docs.google.com/document/d/1UjID_aTPl0rauPgG3-_3MAHOx49AK9iAXCpSbga6i2g/edit?usp=sharing
