Donald Trump's effort to freeze trillions of dollars in federal grants is the most provocative of his many attempts to expand his power in the first days of his presidency.

Trump is likely to succeed in expanding presidential powers on some fronts because the Constitution generally puts vast power in the hands of the president.

The memo, issued by the acting director of the White House Office of Management and Budget, Matthew Vaeth, said all federal spending must be aligned with “Presidential priorities,” and cited Trump’s emergency orders on issues including immigration,

This is Washington Edition, the newsletter about money, power and politics in the nation’s capital. Today, senior economy editor Ben Holland looks at behind the Trump administration order pausing some government spending.

Legal and business experts in the clean-energy sector are sorting through President Donald Trump's aggressive executive orders on climate and energy.

President Trump rescinded trillions in federal funding. On Tuesday, a federal court paused the freeze. Today, Trump walked the entire plan back.