World War II Timeline

  • Rise of Fascism and Nazism

    Rise of Fascism and Nazism
    The economic collapse, and the political instability caused by World War I led to the rise of fascism in Europe to World War II. The Nazi version of fascism was dedicated to the reversal of the Versailles Treaty and the establishment of a German Empire by means of war and conquest.
  • Germany's Expansion and Annexation of Austria

    Germany's Expansion and Annexation of Austria
    The German armed forces engaged in secret rearmament even before the Nazi takeover of power. Thereafter, the Nazis supported rearmament and rapidly expanded arms production. Military conscription was reintroduced on March 16, 1935, in open violation of the Treaty of Versailles. At the same time, Hitler announced the expansion of the German army to more than 500,000 men.
  • Signing of the Non-Aggression Pact

    Signing of the Non-Aggression Pact
    On August 23, 1939–shortly before World War II (1939-45) broke out in Europe–enemies Nazi Germany and the Soviet Union surprised the world by signing the German-Soviet Nonaggression Pact, in which the two countries agreed to take no military action against each other for the next 10 years. With Europe on the brink of another major war, Soviet leader Joseph Stalin (1879-1953) viewed the pact as a way to keep his nation on peaceful terms with Germany, while giving him time to build up the Soviet m
  • Blitzkrieg Attack on Poland

    Blitzkrieg Attack on Poland
    The morning after the Gleiwitz incident, German forces invaded Poland from the north, south, and west. As the Germans advanced, Polish forces withdrew from their forward bases of operation close to the Polish–German border to more established lines of defence to the east. After the mid-September Polish defeat in the Battle of the Bzura, the Germans gained an undisputed advantage.
  • Transition of the US home fron to War Production

    Transition of the US home fron to War Production
    In 1939, the United States was still ensnared in a severe economic depression, one that crippled the nation for a full decade.In late 1939, a full two years before the United States entered World War II, President Franklin D. Roosevelt decided it would be necessary—and perhaps wise—to invest time and money into national defense. Despite his promise to keep the nation out of the war escalating abroad, Roosevelt carefully and deliberately prepared the country for a worst-case scenario. By the spri
  • Neutrality Act

    Neutrality Act
    The Neutrality Acts were passed by the United States Congress in the 1930s, in response to the growing turmoil in Europe and Asia that eventually led to World War II. They were spurred by the growth in isolationism and non-interventionism in the US following its costly involvement in World War I, and sought to ensure that the US would not become entangled again in foreign conflicts.
  • Battle of Britain

    Battle of Britain
    The Battle of Britain is the name given to the Second World War air campaign waged by the German Air Force against the United Kingdom during the summer and autumn of 1940. The Battle of Britain was the first major campaign to be fought entirely by air forces, and was also the largest and most sustained aerial bombing campaign to that date.
  • Lend-Lease Act

    Lend-Lease Act
    The Lend-Lease policy, formally titled "An Act to Further Promote the Defense of the United States", was a program under which the United States supplied Free France, Great Britain, the Republic of China, and later the USSR and other Allied nations with food, oil, and materiel between 1941 and August 1945. It was signed into law on March 11, 1941 and ended in September 1945. In general the aid was free, although some hardware.
  • Bombing of Pearl Harbor

    Bombing of Pearl Harbor
    The attack on Pearl Harbor was a surprise military strike conducted by the Imperial Japanese Navy against the United States naval base at Pearl Harbor, Hawaii. The attack led to the United States' entry into World War II.
  • Battle of Midway

    Battle of Midway
    The Battle of Midway was a crucial and decisive naval battle in the Pacific Theatre of World War II. Between 4 and 7 June 1942, only six months after Japan's attack on Pearl Harbor, and one month after the Battle of the Coral Sea, the United States Navy under Admirals Chester Nimitz, Frank Jack Fletcher, and Raymond A. Spruance decisively defeated an attacking fleet of the Imperial Japanese Navy under Admirals Isoroku Yamamoto, Chuichi Nagumo, and Nobutake Kondo on Midway Atoll, inflic
  • Invasion of Africa by Eisenhower

    Invasion of Africa by Eisenhower
    Following his arrival in London, Major General Dwight D. Eisenhower takes command of U.S. forces in Europe. Although Eisenhower had never seen combat during his 27 years as an army officer, his knowledge of military strategy and talent for organization were such that Army Chief of Staff General George C. Marshall chose him over nearly 400 senior officers to lead U.S. forces in the war against Germany.
  • Battle of Stalingrad

    Battle of Stalingrad
    The Battle of Stalingrad (23 August 1942 – 2 February 1943) was a major battle of World War II in which Nazi Germany and its allies fought the Soviet Union for control of the city of Stalingrad (now Volgograd) in the south-western Soviet Union. Marked by constant close quarters combat and direct assaults on civilians by air raids, it is often regarded as the single largest and bloodiest battle in the history of warfare
  • D-Day

    D-Day
    On June 6, 1944, more than 160,000 Allied troops landed along a 50-mile stretch of heavily-fortified French coastline, to fight Nazi Germany on the beaches of Normandy, France. Gen. Dwight D. Eisenhower called the operation a crusade in which, “we will accept nothing less than full victory.” More than 5,000 Ships and 13,000 aircraft supported the D-Day invasion, and by day’s end, the Allies gained a foot-hold in Continental Europe. The cost in lives on D-Day was high. More than 9,000 Allied Sold
  • Liberation of Madjdanek

    Liberation of Madjdanek
    In July 1944, Soviet forces liberated the Majdanek extermination camp. The Polish-Soviet Nazi Crimes Investigation Commission, established to document Nazi atrocities committed during the German occupation of Poland, ordered exhumations at Majdanek as part of its efforts to investigate Nazi mass killings in the camp. The commission later published its findings in Moscow on September 16, 1944, in Polish, Russian, English, and French.
  • The Battle of the Bulge

    The Battle of the Bulge
    The Battle of the Bulge (16 December 1944 – 25 January 1945) was a major German offensive campaign launched through the densely forested Ardennes region of Wallonia in Belgium, France, and Luxembourg on the Western Front toward the end of World War II in Europe. Eric von Manstein planned the offensive with the primary goal to recapture the important harbor of Antwerp. The surprise attack caught the Allied forces completely off guard. United States forces bore the brunt of the attack and
  • Battle of Iwo Jima

    Battle of Iwo Jima
    The Battle of Iwo Jima (19 February – 26 March 1945) was a major battle in which the United States Armed Forces landed and eventually captured the island of Iwo Jima from the Japanese Imperial Army during World War II. The American invasion, designated Operation Detachment, had the goal of capturing the entire island, including the three Japanese-controlled airfields (including the South Field and the Central Field), to provide a staging area for attacks on the Japanese main islands. This fiv
  • Battle of Okinawa

    Battle of Okinawa
    The Battle of Okinawa, codenamed Operation Iceberg,[6] was fought on the Ryukyu Islands of Okinawa and was the largest amphibious assault in the Pacific War of World War II.The 82-day-long battle lasted from early April until mid-June 1945. After a long campaign of island hopping, the Allies were approaching Japan, and planned to use Okinawa, a large island only 340 mi (550 km) away from mainland Japan, as a base for air operations on the planned invasion of Japanese mainland
  • V-E Day

    V-E Day
    Victory in Europe Day, generally known as V-E Day, VE Day, or simply V Day was the public holiday celebrated on 8 May 1945 (7 May in Commonwealth realms) to mark the formal acceptance by the Allies of World War II of Nazi Germany's unconditional surrender of its armed forces. It thus marked the end of World War II in Europe.
  • Bombing of Hiroshima and Nagasaki

    Bombing of Hiroshima and Nagasaki
    On August 6, 1945, during World War II (1939-45), an American B-29 bomber dropped the world’s first deployed atomic bomb over the Japanese city of Hiroshima. The explosion wiped out 90 percent of the city and immediately killed 80,000 people; tens of thousands more would later die of radiation exposure. Three days later, a second B-29 dropped another A-bomb on Nagasaki, killing an estimated 40,000 people. Japan’s Emperor Hirohito announced his country’s unconditional surrender in World War II in
  • V-J Day

    V-J Day
    Victory over Japan Day (also known as Victory in the Pacific Day, V-J Day, or V-P Day) is a name chosen for the day on which Japan surrendered, in effect ending World War II, and subsequent anniversaries of that event. The term has been applied to both of the days on which the initial announcement of Japan’s surrender was made – to the afternoon of August 15, 1945, in Japan, and, because of time zone differences, to August 14, 1945 (when it was announced in the United States and the rest of the