The efforts by President Donald Trump’s administration have struck at Harvard's identity and unsettled current and prospect students around the world.

The otherwise usual things increased the collective anxiety for Pratyush Rawal and his friends, a group of Harvard University foreign students, who had gathered at a house at the Somerville city near here on May 22.

Trump's proclamation cited national security concerns as a justification for barring international students from entering the United States to pursue studies at the Cambridge, Massachusetts-based university.