Purdue University stands accused by students and faculty of effectively rescinding admission offers for applicants from China and other nations after receiving warnings from U.S. legislators; the university denies any formal ban, reporting indicates. The episode follows broader federal scrutiny of some international partnerships and growing political pressure around national-security concerns tied to research and student flows. The dispute highlights a new risk for campuses: legislative and national-security pressures can rapidly upend international recruitment and admissions operations. Provosts and enrollment leaders must coordinate legal, diplomatic and compliance reviews as they manage offers, rescissions and communications to affected applicants.