Complex sentence: Following a divorce from Selma in 1964, Hennacy married his second wife, Joan Thomas, and left the Roman Catholic Church in 1965, though he continued to call himself a "non-church Christian".
Split into simpler sentences: Following a divorce from Selma in 1964, Hennacy married his second wife, Joan Thomas, in 1965. In the same year he left the Roman Catholic Church, though he continued to call himself a "non-church Christian".