Japan, a country lacking oil and raw materials, coal and oil, and the United States supplied about eighty percent of Japan's oil. The Japanese did not want to gain control from the US, they wanted to be a higher class nation and have their own oil supply, so they decided to invade and dominate other weaker nations in Southeast Asia that had oil supplies: China and Holland. Eastern India. Dutch East India is a place that has a large amount of oil and natural resources, the Japanese believed that if they could get the oil supply in Dutch East India, they would no longer be controlled by the United States. After the Japanese invaded China, the American public was shocked by the behavior of the Japanese, the Americans protested for cutting off oil supplies to Japan. After the United States froze the Japanese fund, Japan was unable to purchase American oil. This action provoked the Japanese who decided to attack Pearl Harbor in the United States, where oil tanks and the American army were concentrated. But the Japanese only bombed the US Army, they did not focus on the oil tanks, because the Japanese wanted the oil, they sent troops to invade Pearl Harbor after the attacks and tried to seize the oil. The United States was a strong nation, but the Japanese had the courage to fight against a strong nation because of oil. This shows that oil is very important