Just a few weeks have passed since Inauguration Day, and President Donald Trump has already issued dozens of executive orders and actions — several relating to the U.S. immigration system and border security.

ICE has take a spotlight role in the wake of plans in Trump's administration for mass deportations. Here's what you need to know about the agency.

On the first day of Trump's second term, the president passed a series of executive orders taking his crusade against immigrants further than the first term.