 United States diplomat Kissinger sent letters to King Faisal, encouraging its participation in the Bangladesh Liberation War.F-86 aircraft were sent from Saudi Arabia to help camouflage the extent of PAF aircraft losses and perhaps as a potential training unit to prepare Pakistani pilots for an influx of more F-5s from Saudi Arabia.Saudi Arabia and Bangladesh formally established diplomatic relations in 1975-76, after the Assassination of Sheikh Mujibur Rahman by mutinous officers in Bangladesh Army.