Key military and national security takeaways from Trump's first day

President Donald Trump was sworn into office Monday and swiftly made several changes and discussed his plans to do so to the U.S. armed forces and intelligence community.

Within the first 24 hours of his second term, he promised to reinstate the thousands of troops separated over their refusal to get the coronavirus vaccine, vowed to send U.S. troops to the southern border, and directed the Defense Department to come up with a plan “to seal the borders.”