President Donald Trump's administration has given New York City a deadline of March 21 to end the congestion pricing program begun last month, a policy that was intended to reduce traffic in Manhattan's central business district and raise money to upgrade aging subway and bus systems.

President Donald Trump declared himself "king" on Wednesday while celebrating his administration's bid to nix federal approval of New York’s “congestion pricing” — an auto toll instituted last month to raise funds for the region’s aging mass transit system.