20. [AP/YONHAP] Donald Trump took office as the United States' 47th president on Monday, vowing tariffs on foreign countries and to "put America first." Many of his political allies, as well as ...

The United States began celebrating its first president when he was still a general. Nearly 300 years since George Washington’s birth, the holiday has morphed into a celebration of the presidency.

At once chief executive, head of state, commander-in-chief, and leader of a political party, the President of the United States is also a prominent cultural figure, and a bellwether of the society ...