Iran had to be attacked because the U.S. was “very nearly under threat” by its advanced weapons systems, according to the president.Addressing the war for the first time during a Medal of Honor ceremony on Monday, Donald Trump claimed that Iran’s “pursuit of nuclear weapons” posed an immediate threat to the American public—even though he declared last year that his June attacks on Iran’s nuclear facilities had “completely and totally obliterated” the country’s nuclear program.“The United States...