Mere hours after being sworn in as the 47th president of the United States on Monday, returning President Donald Trump quickly got to work signing off on dozens — and counting — executive orders, which range from commands for the US to withdraw from the Paris climate agreement and the World Health Organization to ordering an end to birthright citizenship and renaming the Gulf of Mexico to the "Gulf of America,

There are limitations to what a president can legally do via executive action, and many of Trump’s orders are expected to be challenged in court.