A federal judge on Friday ruled that an executive order signed by President Donald Trump targeting a law firm that represented his 2016 presidential opponent was unconstitutional.

President Donald Trump has targeted several law firms with penalties, four of which sued to challenge his actions.

U.S. District Judge Beryl Howell found the executive order targeting Perkins Coie violates First, Fifth and Sixth amendments.

Officials in U.S. President Donald Trump's administration are exploring ways of challenging the tax-exempt status of nonprofits, the Wall Street Journal reported on Saturday.

U.S. President Donald Trump said on Friday his administration will revoke Harvard University's tax-exempt status, returning to a threat he issued against the Massachusetts school last month as part of his wider attack on elite universities.

President Donald Trump says Harvard University will be stripped of its tax-exempt status — redoubling an extraordinary threat that the Ivy League school’s president is pushing back against.

President Donald Trump said Thursday that he would nominate outgoing national security adviser Mike Waltz to be the U.S. ambassador to the United Nations. Waltz, a former congressman from Florida, has been on shaky ground with Trump since March after he inadvertently added a journalist to a private chat on the messaging app Signal with other top national security officials to discuss military strikes in Yemen.

Mike Waltz, President Trump's national security advisor, is leaving the White House weeks after he accidentally added a journalist to a Signal chat.

President Trump nominated Mike Waltz to be U.S. Ambassador to the United Nations and said Secretary of State Marco Rubio would take on an added role as interim adviser.