WASHINGTON (AP) — The number of Americans filing for jobless aid hit their highest level in four months last week, but layoffs remain historically low despite ongoing economic uncertainty brought on by the war in Iran. U.S. applications for unemployment benefits for the week ending May 30 increased by 13,000 to 225,000, the Labor Department reported Thursday. That’s the most since early February, before the U.S. and Israel launched attacks on Iran, but still a historically low level. Analysts