Donald J. Trump declared his inauguration as the nation’s 47th president as a moment of American renewal, promising to usher in a “thrilling new era of national success” after depicting the last four years as “a horrible betrayal.

Donald Trump took office as the United States' 47th president on Monday, renewing his vow to "put America first" and tariff foreign countries to enrich Americans, while signaling an intent to refrain from military involvement in conflicts overseas.