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 is said to have began around 1947 when President Truman of the United States affirmed his policy against communism thereby provoking a cold war commenced between the United States and the Soviet Union (Anonymous, 2002, 2).