cold war 1945 to present By winkhun 1947 Jackie Robinson https://docs.google.com/document/d/1A7DnvH_fHZAkgqwPLU76aN46kRjvVRV8hnOsvCNuIrE/edit?usp=sharing 1950 korean war https://docs.google.com/document/d/1-yi95n73Q6nSSmAeySVcK8xhepKG9Rio6QnjPeS0S_M/edit?usp=sharing 1961 Berlin Wall https://docs.google.com/document/d/14A6gjVwSZ-7KfEumlmVfK1yKFX4-w7HxxkLslIZJklU/edit?usp=sharing
