The Forgotten Reason Why Japan Attacked Pearl Harbor

By the time the attack on Pearl Harbor plunged the United States into World War II, Japan had been preparing for an all-out offensive in the Pacific for months.

Japan relied on imports of raw materials and natural resources to survive. Rubber, tin, iron, and especially oil had to be imported for Japanese industry to function. The same raw materials were also essential for the Japanese war machine.

In 1894-1895, Japan defeated China in a short war and gained control of the island