Defence Day

Defence Day ( ) is celebrated in Pakistan as national day to commemorate the sacrifices made by Pakistani soldiers in defending its borders. The date of 6 September marks the day in 1965 when Indian troops illegally crossed the International Boundary to launch an attack on Pakistani Punjab, in a riposte to Pakistan's Operation Grand Slam liberating IOJK.
The change of guard ceremony takes place at Mazar-e-Quaid, Karachi, where the cadets of Pakistan Air Force Academy present the Guard of Honour and take the charge.