>> reporter: in the fall, foreign policy in focus as president trump announced he was pulling u.s. troops from syria. >> i'm not going to get involved in a war between turkey and syria. >> reporter: that same month, another announcement. one of the most significant in the trump era. the president in extraordinary detail describing the death of the would's most of the wanted terrorist, abu bakr al baghdadi. >> we understand the president himself personally approved this operation. >> he died like a dog. he died like a coward. >> reporter: later on the south lawn, a photo op with the hero canine. then, impeachment. the democrats accused the president of abusing his power by threatening ukraine into investigating his political rival, joe biden. the white house choosing not to cooperate with the house proceedings. and on december 18th, donald