A+world+transition


 * George Kennan warned president Truman that the US must act firmly to contain Soviet Aggression
 * when the communist dictatorships of Eastern Europe collapsed it help to ease world tension
 * Since the end of world war 2 the Soviet domanted goverments had control of the nations of Eastern Europe
 * one after another communist government collapsed
 * Communist East Germany had built the wall in 1961 to prevent its citizens from feeling to the West
 * the wall's cinder blocks and barbed wire had symbolized cold war hostility
 * after months of protests by East Germans, the Eastern Government stunned the world by announcing that it was opening the wall