USA HISTORY

Detailed explanation-1: -In World War II, the three great Allied powers-Great Britain, the United States, and the Soviet Union-formed a Grand Alliance that was the key to victory. But the alliance partners did not share common political aims, and did not always agree on how the war should be fought.

Detailed explanation-2: -World War II, also called Second World War, conflict that involved virtually every part of the world during the years 1939–45. The principal belligerents were the Axis powers-Germany, Italy, and Japan-and the Allies-France, Great Britain, the United States, the Soviet Union, and, to a lesser extent, China.

Detailed explanation-3: -The German trio Audi, Mercedes-Benz and BMW are often referred to as “Germany’s Big Three", although the actual major automobile manufacturers are the Volkswagen Group (majority owner of Audi AG), the Mercedes-Benz Group, and BMW.

Detailed explanation-4: -The Big Three-Soviet leader Joseph Stalin, British Prime Minister Winston Churchill (replaced on July 26 by Prime Minister Clement Attlee), and U.S. President Harry Truman-met in Potsdam, Germany, from July 17 to August 2, 1945, to negotiate terms for the end of World War II.