Those policy changes were expected to start rolling in fast in the first hours and days of his second term after a campaign in which Trump vowed to launch the largest deportation operation in the country’s history.

Trump is declaring a national border emergency and taking others steps to curb immigration. Here's what that means.

President Trump invoked muscular presidential powers to begin a sweeping crackdown on immigration following his inauguration on Monday, tasking the military with border enforcement, moving to designate cartels and gangs as terrorist groups,