President Donald Trump wasted no time signing an executive order Monday that aims to give him more control over the federal workforce – whom he has long vilified as the “deep state.”

President Donald Trump has ordered federal workers to return to the office five days a week, signing an executive order in front of cheering supporters at Washington's Capital One Arena on Monday. The move would force large numbers of white collar government employees to forfeit remote working arrangements,

The president moved swiftly in his first hours in office, signing a slew of executive orders in front of a roaring crowd and then in the Oval Office.

What are executive orders — and how do presidents use them? Here’s what to know about them and the scope of their power.