WORLD HISTORY

Detailed explanation-1: -On September 1, 1939, Hitler invaded Poland from the west; two days later, France and Britain declared war on Germany, beginning World War II. On September 17, Soviet troops invaded Poland from the east.

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: -September 1, 1939 Germany invades Poland, initiating World War II in Europe. September 3, 1939 Honoring their guarantee of Poland’s borders, Great Britain and France declare war on Germany.

Detailed explanation-4: -World War II was a global war that lasted from 1939 to 1945. The war involved the many of the world’s countries. Two opposing military alliances were formed: the Allies and the Axis. While Japan was already at war with China in 1937, the Second World War began on September 1, 1939 when Nazi Germany invaded Poland.

Detailed explanation-5: -The Second World War took place between 1939 and 1945 and was the bloodiest conflict in human history. It split the world’s nations into two opposing military alliances.