Chamb , Kashmir ; A Pakistani soldier with fixed bayonet stands guard over two Indian prisoners who are bound and blindfolded in a 3 September photo taken near here . Today it was reported that the Kashmir situation has deteriorated into full scale war after an Indian attack into Pakistan from the Punjab state aimed at cutting off the opening of another front by Pakistan . Indian troops marched into Pakistan less than 20 miles from Lahore , Pakistan ' s major communications centre . There has been no formal declaration of war , althougfh Pakistan President , Ayub Khan said in a nationwide broadcast today '"this is war " . 6 September 1965