Complex sentence: While formed as a paramilitary group, the Razakars served as the local guides for the Pakistan army, and together, both organisations were increasingly violating all Geneva Conventions of War and raping, murdering and looting the locals.
Split into simpler sentences: While formed as a paramilitary group, the Razakars served as the local guides for the Pakistan army. Both organisations were later accused of having violated Geneva Conventions of War by raping, murdering and looting the locals.