America Moves Toward War 1. What did the Neutrality Act allow?The Neutrality Act allowed nations to buy U.S arms as long as they paid cash and found a way to transport them on their own ships.Roosevelt thought his might help France and Britain defeat Htiler and maintain the U.S from getting involved in war.2.merica Moves Toward War 1. What did the Neutrality Act allow?The Neutrality Act allowed nations to buy U.S arms as long as they paid cash and found a way to transport them on their own ships.