Days after his administration moved to stop Harvard University from enrolling foreign students, President Trump said at a news conference Wednesday that the Ivy League college should set a limit for how many international students it accepts.

As the legal battle between the Trump administration and Harvard heats up, here's a look at what Harvard calls Trump's "campaign of retaliation" against the school.

The Trump administration has asked federal agencies to cancel contracts with Harvard University worth about $100 million, intensifying the president’s clash with the nation’s oldest and wealthiest university.