Pakistan attack
Inset: History of India-Pakistan Key Conflicts
1947 Partition of India: British India separated into Pakistan and India: intercommunal violence among Hindus, Muslims and Sikhs leads to up to 1m casualties
1947 First Kashmir War established line of control splitting region between India and Pakistan
1965 Indo-Pakistani War: India responds to Pakistani infiltration of Kashmir with full scale military attack -thousands of casualties
1971 Indo-Pakistani War: Pakistan launches attack on India following Indian intervention in the Bangladeshi (East Pakistan) independence movement