European leaders at Davos vow to stick to Paris climate agreement despite Trump's withdrawal
Birthright citizenship and other Trump executive actions likely to face pushback from the courts
Trump calls North Korea a 'nuclear power,' drawing a rebuke from Seoul
Trump orders federal agencies to recognize only two sexes that are 'not changeable'
What Melania Trump, Jill Biden, and other notable guests wore to Donald Trump's inauguration
Trump the wrecking ball brings chaos to order, executing a parade of grievances
Trump's first day actions loom large as Davos begins
Trump issues a slew of immigration-related executive orders on first day of new term
