"Battle of Chamb (1965)" . . "Chhamb 1965" . . . "Pakistani Advance" . . "conventional backup" . . . "Chhamb-Jaurian" . . "Aborted after the opening of theLahore Frontby Indian forces" . "Battle Of Chamb" . "surprise attack on 1 September" . . "end of the Katangese secession" . "end of the secession" . "covert infiltration" . "Grand Slam" . "1 tank squadrons" . "Operation Grand Slam" . "6tanksquadrons" . . "1965-09-01" . "rise in hostilities" . . . "8infantrybattalions" . . "covert actions" . "4 infantry battalions" . "offensive" . . . "Operation Grand Slam" . "18artillerybatteries" . "3 artillery batteries" . "Unknown" . "''Grand Slam''" . . .