According to the article on the cold war, what happened in 1917 that put a large strain on relations between the us and the soviet union? a. the soviet union threatened the us with war. b. the us threatened the soviet union with war. c. the us and the soviet union entered world war i on opposite sides. d. a communist dictatorship was established in russia after a revolution.

The correct answer is "D".

The October Revolution was the final event that led to the complete ousting of the Russian Monarchy from power in Russia on October 25th, 1917. This process started during the February Revolution, which forced the Tsarist autocracy of Tsar Nicholas II out of power. A provisional government led by Nicholas's younger brother Michael was put into place. Until that time, Russia had cordial relations with the US, as it had sided with them during the First World War. However, with the rise of Lenin and foundation of the Soviet Union relations would stiffen until nowadays, as Lenin's political views (Communism) were greatly different from those of the US (Capitalism).

d.) a communist dictatorship was established in russia after a revolution

Explanation:

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The Depression had profound political implications. In countries such as Germany and Japan, reaction to the Depression brought about the rise to power of militarist governments who adopted the regressive foreign policies that led to the Second World War.

how did the policies of these countries inevitably lead to the Second World War?

Great Depression, worldwide economic downturn that began in 1929 and lasted until about 1939. ... Although it originated in the United States, the Great Depression caused drastic declines in output, severe unemployment, and acute deflation in almost every country of the world.

Not sure about this one