Complex sentence: A Congregationalist Christian, he volunteered for missionary work with the American Board of Commissioners for Foreign Missions (ABCFM) hand e was appointed physician to a mission sent to work amongst the Zulu and Matabele tribes.
Split into simpler sentences: A Congregationalist Christian, he volunteered for missionary work with the American Board of Commissioners for Foreign Missions (ABCFM). He was appointed physician to a mission sent to work amongst the Zulu and Matabele tribes.