Wars and Conflicts

• World War II (1939–1945)
• Nazi Germany invades Poland, Denmark, Norway, Benelux, and the French Third Republic from 1939 to 1941.
• Soviet Union invades Poland, Finland, occupies Latvia, Estonia, Lithuania and Romanian region of Bessarabia from 1939 to 1941.
• Germany faces the United Kingdom in the Battle of Britain (1940). It was the first major campaign to be fought entirely by air forces, and was the largest and most sustained aerial bombing campaign up until that date.
• Germany attacks the Soviet Union (June 22, 1941).
• The United States enter World War II after the attack on Pearl Harbor on December 7, 1941. It would face the Empire of Japan in the Pacific War.
• Germany and Japan suffer defeats at Stalingrad, El Alamein, and Midway in 1942 and 1943.
• Normandy Landings. The forces of the Western Allies land on the beaches of Normandy in Northern France (June 6, 1944).
• Yalta Conference, wartime meeting from 4 February 1945 to 11 February 1945 among the heads of government of the United States, the United Kingdom, and the Soviet Union—President Franklin D. Roosevelt, Prime Minister Winston Churchill, and Premier Joseph Stalin, respectively—for the purpose of discussing Europe's postwar reorganization, intended to discuss the re-establishment of the nations of war-torn Europe.
• The Holocaust, also known as The Shoah is the term generally used to describe the murder of approximately six million European Jews during World War II, a program of systematic state-sponsored extermination by Nazi Germany, under Adolf Hitler, its allies, and collaborators.Some scholars maintain that the definition of the Holocaust should also include the Nazis' systematic murder of millions of people in other groups, including ethnic Poles, the Romani, Soviet civilians, Soviet prisoners of war, people with disabilities, gay men, and political and religious opponents.By this definition, the total number of Holocaust victims is between 11 million and 17 million people.
• The German Instrument of Surrender signed (May 7–8, 1945). Victory in Europe Day.
• Atomic bombings of Hiroshima and Nagasaki (August 6 and August 9, 1945); Surrender of Japan on August 15.
• World War II officially ends on September 2, 1945.

• Arab–Israeli conflict (Early 20th century–present)
• 1948 Arab–Israeli War (1948–1949) – The war was fought between the newly declared State of Israel and its Arab neighbours. The war commenced upon the termination of the British Mandate of Palestine in mid-May 1948. After the Arab rejection of the 1947 United Nations Partition Plan for Palestine (UN General Assembly Resolution 181) that would have created an Arab state and a Jewish state side by side, Egypt, Iraq, Jordan, Lebanon and Syria attacked the state of Israel. In its conclusion, Israel managed to defeat the Arab armies

• 1947–1948 Civil War in Mandatory Palestine.
• Victory of Chinese Communist Party led by Mao Zedong in the Chinese Civil War.
• Beginning of Greek Civil War, which extends from 1946 to 1949