The US blocked oil and steel exports or something.
Any history buffs on line.........?
The causes of Japan's aggresiveness in Asia circa 1933 to the attack on Pearl Harbor would take even the most superficial historian far too much space here to explain.
I suugest you read: "While America Slept," or some equally authoritative history study of the time. Yes, it involved oil, scrap iron, trade with the US, living space, minerals, agricultural land suitable for feeding its immense and growing population as well as a security buffer from the Soviet Union that coveted Asian areas bordering on Siberia and the far southeast reaches of the USSR republics.