Collections span 1911-1975, offering a detailed view of U.S. foreign relations. These collections provide an excellent view of U.S. international relations during these important years, and also offer detailed information on the countries in which the U.S. diplomatic or military officials were stationed, making these collections an excellent source for studies of individual countries or regions of the world. This category contains documentation on events such as World War I, World War II, and Vietnam War battles; and on international diplomatic events such as the Yalta Conference, the Potsdam Conference, the 1952 Treaty of Peace with Japan, Strategic Arms Limitation Talks, Nixon’s trip to China in 1972, and Henry Kissinger's Shuttle Diplomacy to the Middle East, 1973-1975.