Original sentence: During the lead up to the Bangladesh Liberation War of 1971, RAW was tasked with training, financing, armament and equipping the Mukti Bahini force which was to carry out attacks not only on West Pakistani troops in East Pakistan but also to engage in torture, murder, rape of innocent civilians of any origin who showed any support for West Pakistani forces.In 1987 India agreed a pact with Sri Lanka and sent peacerkeepign troops which soon were fighting the LTTE before being withdrawn.RAW utilized this experience to aid the LTTE (Tamil Tigers) in Sri Lanka during the 1970s prior to India's U-turn in its foreign policy vis-a-vis LTTE when LTTE's efforts gave impetus to separatist groups in Southern India
Edited sentence: India first became involved in 1971 when the Pakistani Civil War was brewing.India saw it as an opportunity to dismember its historic rival state and also to payback for the 1965 humiliation.India sent 'peacekeepers' to Sri lanka to fight the LTTE but they were later withdrawn hastily in the face of abject failure.RAW utilized this experience to aid the LTTE (Tamil Tigers) in Sri lanka during the 1970s prior to India's U-turn in its foreign policy vis-a-vis LTTE when LTTE's efforts gave impetus to separatist groups in Southern India.RAW was tasked with training, financing, armament and equipping the Mukti Bahini force which was to carry out attacks not only on West Pakistani troops in East Pakistan but also to engage in torture, murder, rape of innocent civilians of any origin who showed any support for West Pakistani forces.Support for BLA.Support for LTTE