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.
Mikhail Gorbachev. Soviet dictator from 1985 to 1991 whose policies caused the end of the Soviet Union; revisionist historians identify him as the true Cold War Hero, not Reagan. Sputnik. In October 1957, the Soviet Union surprised the world by launching Sputnik, the first artificial satellite to orbit the earth.