U.S. President Donald Trump's attempt to block Harvard University, with its global reputation for academic excellence, from enrolling international students adds to a growing list of measures that risk severely undercutting American "soft power."
A federal judge has placed a temporary hold on the Harvard ban.
But the president's move was just part of a wider ideological battle he has waged against dozens of long-established programs designed to promote diversity and cooperation at home and abroad — and to expand U.S. influence in the process.
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