To: Elroy Jetson  who wrote (13662 ) 9/2/2025 3:20:44 AM From: elmatador  Respond to    This time the US trick did not work.The outbreak of World War I caused many disruptions in the American economy even before we entered the conflict two-and-a-half years later. With Russian grain exports blockaded, demand for American wheat soared, as did allied orders for ships, railroad rails, munitions, and other war matériel.  The U.S.  blocked oil to Japan in 1941  as a response to Japan's aggressive actions in Indochina, which was part of a broader strategy known as the " ABCD line " involving the U.S., Britain, China, and the Netherlands. The U.S. also froze Japanese assets in July 1941, and the ensuing oil embargo on August 1, 1941 , was a crucial factor that pushed Japan to pursue its " Southern Operation " and attack the  Dutch East Indies  for their oil resources, ultimately leading to the attack on Pearl Harbor and America's entry into World War II.  blocking exports of Russian commodities and frozen Russian assets