Complex sentence: It was during their mission to the Native Americans that Rushdoony began writing and by 1953, the Rushdoonys left Duck Valley and Rousas took a Presbyterian Church (USA) pastorate in Santa Cruz, California.
Split into simpler sentences: It was during their mission to the Native Americans that Rushdoony began writing. In 1953, they left Duck Valley and Rushdoony took a Presbyterian Church (USA) pastorate in Santa Cruz, California.