World wars and conflicts have shaped the course of history as countries stuggle to maintain a balance of power. In this section topics such as the Korean War, Vietnam and both World Wars are explored.
  • World War I
  • World War II
  • Other Conflicts


Rio de Janeiro Conference, a meeting of the foreign ministers of the republics of the Western Hemisphere held at Rio de Janeiro, Brazil, in January, 1942.

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Start of World War II: September 1939-March 1940

This World War II timeline highlights important dates from September 1939 to April 1940. This time period saw the official start to World War II on September 1, 1939 when Germany invaded Poland. Follow the events of World War II and the German invasion.

The Atomic Bomb and the Surrender of Japan

In 1939, a group of scientists, many having recently arrived in the United States after fleeing Nazi persecution in Germany, informed government officials that recent experiments conducted in Germany had demonstrated the feasibility of building an atomic weapon.

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