sentences:  This effort led to a series of armed conflicts with the Sri Lankan military.In the late 1980s India, feeling considerable pressure from its Tamil nationals, began to intervene on both a diplomatic and military basis.Negotiations led to the Indo-Sri Lanka Accord, signed in Colombo on 29 July 1987, under which the Sri Lankan government agreed to give the nation's provinces more power and autonomy and withdraw its troops to their barracks.