The White House crowd then broke into chants of “Four more years!”

President Donald Trump said in a Sunday-morning phone call that he was “not joking” about a third term, adding that “it is far too early to think about it.”

Twenty years ago this month, the U.S. launched a major invasion of Iraq. President George W. Bush and his administration at first drew broad public support for the use of military force. Yet the campaign soon left Americans deeply divided, and by 2019, 62% said the Iraq War was not worth fighting.