Complex sentence: Archbishop Garzia was in the eve of his life so he could not do anything to reconcile the revolted Thomas Christians, moreover, the Goan and Portuguese authorities were unable to control the trouble in Malabar.
Split into simpler sentences: Archbishop Garzia was in the eve of his life so he could not do anything to reconcile the revolted Thomas Christians. Moreover, the Goan and Portuguese authorities were unable to control the trouble in Malabar.