194 1 1 Before Japan suddenly attacked Pearl Harbor in the United States, the United States gradually changed its "neutral" attitude for its own security and interests. And strengthen assistance to Britain, the Soviet Union and other countries.

194 1 65438+February 8, 2008, the United States declared war on Japan, Germany and Italy declared war on the United States on the same day, and then the United States declared war on Germany and Italy.

1 94265438+1October1,China, Soviet Union, United States, Britain, Australia, Belgium, Canada, Costa Rica, Cuba, Czechoslovakia, Dominica, El Salvador, Greece, Guatemala, Haiti, Honduras, India, Luxembourg, Netherlands, Honduras.

The United Nations Declaration marks the final formation of the anti-fascist front. The establishment of the World Anti-Fascist Alliance has greatly strengthened the strength of anti-fascist countries, inspired the anti-fascist struggle of the people of the world and accelerated the victory of the Second World War.