History Timeline

  • Japanese invasion of China

    Japanese invasion of China
    On July 7, 1937, a clash occurred between Chinese and Japanese troops near Peiping in North China. When this clash was followed by indications of intensified military activity on the part of Japan, Secretary of State Hull urged upon the Japanese Government policy of self-restraint. In a conversation of July 12 with Japanese Ambassador Saito, Secretary Hull elaborated upon the futility of war and its awful consequences.
  • Rape of Nanking

    Rape of Nanking
    During the Sino-Japanese War, the capital of China (Nanking),​ falls to Japanese forces, and the Chinese government flees to Hankow, further inland along the Yangtze River.
  • Period: to

    German Blitzkrieg

    A German term for “lightning war,” blitzkrieg is a military tactic designed to create disorganization among enemy forces through the use of mobile forces and locally concentrated firepower. Its successful execution results in short military campaigns, which preserves human lives and limits the expenditure of artillery. German forces tried out the blitzkrieg in Poland in 1939 before successfully employing the tactic with invasions of Belgium, the Netherlands, ​and France in 1940.
  • Ribbentrop/ Molotov Pact

    Ribbentrop/ Molotov Pact
    The nonaggression pact between Germany and the Soviet Union that was concluded only a few days before the beginning of World War II and which divided eastern Europe into German and Soviet spheres of influence.
  • Fall of Paris

    Fall of Paris
    German forces defeated Allied forces by mobile operations and conquered France, Belgium, Luxembourg, ​and the Netherlands, bringing land operations on the Western Front to an end until 6 June 1944. Italy entered the war on 10 June 1940 and invaded France over the Alps.
  • Operation Barbarosa

    Operation Barbarosa
    During World War II, a ​code name for the German invasion of the Soviet Union, which was launched on June 22, 1941. The failure of German troops to defeat Soviet forces in the campaign signaled a crucial turning point in the war.
  • Pearl Harbor

    Pearl Harbor
    On December 7, 194, the Japanese military had a surprise attack on Pearl Harbor. Early the Sunday morning, hundreds of Japanese fighter planes descended on the base, where they managed to destroy or damage nearly 20 American naval vessels, including eight battleships, and over 300 airplanes. More than 2,400 Americans died in the attack, including civilians, and another 1,000 people were wounded. The day after the assault, President Franklin D. Roosevelt asked Congress to declare war on Japan.
  • Wannsee Conference

    Wannsee Conference
    The purpose of the conference, called by the director of the Reich Main Security Office SS-Obergruppenführer Reinhard Heydrich, was to ensure the cooperation of administrative leaders of various government departments in the implementation of the Final solution to the Jewish question, whereby most of the Jews of German-occupied Europe would be deported to occupied Poland and murdered.
  • D-Day (Normandy Invasion)

    D-Day (Normandy Invasion)
    The Battle of Normandy resulted in the Allied liberation of Western Europe from Nazi Germany’s control.
  • Battle of the Bulge

    Battle of the Bulge
    In late 1944, during the wake of the Allied forces' successful D-Day invasion of Normandy, France, it seemed as if the Second World War was all but over. On Dec. 16, with the onset of winter, the German army launched a counteroffensive that was intended to cut through the Allied forces in a manner that would turn the tide of the war in Hitler's favor. The battle that ensued is known historically as the Battle of the Bulge.
  • Liberation of concentration camps

    Liberation of concentration camps
    The first major camp to be liberated was Majdanek near Lublin, Poland in July 1944. Surprised by the rapid Soviet advance from the east, the Germans attempted to hide the evidence of mass murder by demolishing much of the camp, but parts - including the gas chambers - were left standing.
  • Battle of Iwo Jima

    Battle of Iwo Jima
    The Battle of Iwo Jima was an epic military campaign between U.S. Marines and the Imperial Army of Japan in early 1945. Located 750 miles off the coast of Japan, the island of Iwo Jima had three airfields that could serve as a staging facility for a potential invasion of mainland Japan. American forces invaded the island on February 19, 1945, and the ensuing Battle of Iwo Jima lasted for five weeks.
  • VE Day

    VE Day
    On this day in 1945, both Great Britain and the United States celebrate Victory in Europe Day. Cities in both nations, as well as formerly occupied cities in Western Europe, put out flags and banners, rejoicing in the defeat of the Nazi war machine.
  • Dropping of the Atomic bombs

    Dropping of the Atomic bombs
    The United States becomes the first and only nation to use atomic weaponry during wartime when it drops an atomic bomb on the Japanese city of Hiroshima. Though the dropping of the atomic bomb on Japan marked the end of World War II, many historians argue that it also ignited the Cold War.
  • VJ Day

    VJ Day
    On August 14, 1945, it was announced that Japan had surrendered unconditionally to the Allies, effectively ending World War II. Since then, both August 14 and August 15 have been known as “Victoryover Japan Day,” or simply “V-J Day.” The term has also been used for September 2, 1945, when Japan’s formal surrender took place aboard the U.S.S. Missouri, anchored in Tokyo Bay. Coming several months after the surrender of Nazi Germany.