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 differing political systems, war devastation, and the disagreements over rebuilding Europe were main causes of the Cold War. The three leaders of the Allied Forces, FDR, Churchill, and Stalin gathered in Yalta in February of 1945 to discuss the future of Europe, especially Germany.