Technology played a significant role in World War II. Some of the technologies used during the war were developed during the interwar years of the 1920s...

timeline of declarations of war during World War II. A declaration of war is a formal act by which one nation goes to war against another. The declaration...

German military technology during World War II increased in terms of sophistication, but also cost, mechanical unreliability, and time to manufacture....

Technology during World War I (1914–1918) reflected a trend toward industrialism and the application of mass-production methods to weapons and to the...

California during World War II was a major contributor to the World War II effort. California's long Pacific Ocean coastline provided the support needed...

Mexico's participation in World War II had its first antecedent in the diplomatic efforts made by the government before the League of Nations as a result...

war. World War II was a total war; homeland military production became vital to both the Allied and Axis powers. Life on the home front during World War...

The Allies of World War II cooperated extensively in the development and manufacture of new and existing technologies to support military operations and...

Over 700 different aircraft models were used during World War II.[better source needed] At least 135 of these models were developed for naval use,[better source needed]...

occupation as part of the Western Front in World War II. The Western Front was a military theatre of World War II encompassing Denmark, Norway, Luxembourg...

Radar in World War II greatly influenced many important aspects of the conflict. This revolutionary new technology of radio-based detection and tracking...

Women During World War II – "Italian Army", by A. J. L. Waskey "Comando Supremo: Italy at War" Mussolini's War Statement – Declaration of War against...

The history of Bulgaria during World War II encompasses an initial period of neutrality until 1 March 1941, a period of alliance with the Axis Powers...

During World War II, the Allies committed legally proven war crimes and violations of the laws of war against either civilians or military personnel of...

United Kingdom in World War II covers the Second World War against the Axis powers, starting on 3 September 1939 with the declaration of war by the United...

rules of war and the Geneva Convention on Prisoners of War, mostly by Imperial Japan. This is a list of war crimes committed during World War II. The Axis...

production during World War II was the production or mobilization of arms, ammunition, personnel and financing by the belligerents of the war, from the...

Vatican City pursued a policy of neutrality during World War II, under the leadership of Pope Pius XII. Although the city of Rome was occupied by Germany...

Japan participated in World War II from 1939 to 1945 as a member of the Axis and encapsulates a significant period in the history of the Empire of Japan...

The United States home front during World War II supported the war effort in many ways, including a wide range of volunteer efforts and submitting to...

American military technologies developed during World War II became more advanced and specialized as the war progressed. The technologies produced ranged...

The Indian Army during World War II, a British force also referred to as the British Indian Army, began the war, in 1939, numbering just under 200,000...

provided as an overview of and topical guide to World War II: World War II, or the Second World War was a global military conflict that was fought between...

Thailand officially adopted a neutral position during World War II until the five hour-long Japanese invasion of Thailand on 8 December 1941, which led...

The Soviet attempt to conquer Finland in the Winter War was thwarted, and by the end of World War II, Finland remained an independent country. However,...

The history of Cuba during World War II begins in 1939. Because of Cuba's geographical position at the entrance of the Gulf of Mexico, Havana's role as...

During World War II, a number of significant economic, political, and military changes took place in Latin America. The war caused considerable panic...

on 1 September 1939, starting World War II. The Soviets invaded eastern Poland on 17 September. Following the Winter War with Finland, the Soviets were...

the instigation of the Taoiseach Éamon de Valera upon the outbreak of World War II in Europe. It was maintained throughout the conflict, in spite of several...

close air support of ground forces and from tactical air power. During World War II, many military strategists of air power believed that air forces...