Negative: 1  Pollution increased, working conditions were harmful, and with the employed of women and young children, making them work long and hard hours. 2  From the time of its start, the factories and industry has increased the amount of carbon dioxide in the atmosphere by two-folds.
Causes of the Cold War. Cite This Source. Causes of the Cold War Summary & Analysis. In 1945, the United States and Soviet Union were allies, jointly triumphant in World War II, which ended with total victory for Soviet and American forces over Adolf Hitler's Nazi empire in Europe.
The Cold War really did not start with any one event. It was sort of a natural consequence of the Russian Revolution of 1917 and World War II. The Cold War started mainly because the United States did not trust communists and the USSR did not trust capitalists. So there was no trust between the two countries.