Top US universities raced to become global campuses, now it's becoming a liability

Back in the '90s, only about 1 in 10 Harvard students came from abroad. Fast forward to today, and top U.S. universities have aggressively expanded their global reach, packing campuses with international talent. But what was once a badge of prestige—being a "global campus"—is now causing headaches. Geopolitical tensions, visa hurdles, and shifting public sentiment are turning this strategy into a risky bet.