Describe the process of creating the anti-Hitler coalition and the role of the USSR in it.

The creation of the anti-Hitler coalition began with the signing of a treaty against Germany between Britain and the USSR in July 1941. In August of the same year, the Atlantic Charter was signed between Britain and the United States, also aimed at opposing Hitler. On January 1, 1942, 26 states signed a document establishing the anti-Hitler coalition. This alliance of states proved to be effective. The USSR tried to find support in Europe, which happened. As a result, the war was won by the countries of the anti-Hitler coalition.