Bush directly criticized the Trump administration's move to fold the U.S. Agency for International Development into the State Department on Monday during a video tribute for the agency's staffers.

As most staff members at the U.S. Agency for International Development marked their final day with the agency, they got thanks from two presidents and a rock star.

Former Presidents Barack Obama and George W. Bush delivered rare open criticism of the Trump administration — and singer Bono recited a poem — in an emotional video farewell Monday with staffers of the U.