Complex sentence: Through his initiative and active participation a new architecturally majestic St. Nicholas Cathedral was built to replace the small parish church in New York City, traveling throughout the United States, and even to Russia, soliciting funds for its construction.
Split into simpler sentences: Through his initiative and active participation, a new architecturally majestic St. Nicholas Cathedral was built to replace the small parish church in New York City. He traveled throughout the United States, and even to Russia, soliciting funds for its construction.