Mahmoud Khalil, a recent graduate and one of the most prominent faces of the university's high-profile protests, was arrested by US immigration officials over the weekend despite holding a permanent residency green card.
"To Republicans, Conservatives, and all great Americans, Elon Musk is 'putting it on the line' in order to help our Nation, and he is doing a FANTASTIC JOB!," Trump posted on his Truth Social platform just after midnight on Tuesday.
TikTok temporarily shut down in the United States and disappeared from app stores as the deadline for the law approached, to the dismay of millions of users.
Zelensky met with the king in his Sandringham residence in western England on March 2, just days after the Ukrainian leader’s public spat with Trump in the Oval Office.
"The American Dream is unstoppable," said Trump in a speech lasting over one hour and 40 minutes, which beat Bill Clinton's record for his State of the Union speech in 2000.
The protest was held at the same time as US President Donald Trump's administration threatened federal funding for the New York university over an anti-semitism row.