Original sentence: Father Luis Jayme, who had been left behind to run the Mission while Father Serra moved on to found other missions, was killed, becoming California's first Christian martyr.The Kumeyaay Indians rebelled against Spanish rule, and attacked the Mission on November 5, 1775
Edited sentence: Due to the mistreatment of the indigenous peoples, they rebelled against Spanish rule, and attacked the Mission on November 5, 1775.Father Luis Jayme, who had been left behind to run the Mission while Father Serra moved on to found other missions, was killed