1990
August 2 – Iraq invades Kuwait
August 7 – Operation Desert Shield Begins
August 7 – First U.S. Forces—F-15 Eagle fighters from Langley Air Force Base, Virginia—arrive in Saudi Arabia
August 1990 – U.S. Navy preventive-medicine personnel and scientists began evaluating disease risks among deployed troops
August 12 – First Operation Desert Shield-related U.S. death
August 22 – First call-up of Selected Reservists to active duty for 90 days authorized by executive order.
September – First large-scale, in-theater painting operation established at the port of Ad Dammam
September – Team from Walter Reed Army Institute of Research arrives to discuss stress and psychological status with soldiers
November 12 – Call-up widened in subsequent authorizations; period of service extended to 180 days by executive order
December 21 – FDA issues the Interim Rule, "Informed Consent is Not Feasible" (FR 52814)