Complex sentence: It also has the largest percentage of spiteful malcontents and bigots in any North American transit system, operating in French only, and vigorously enforcing this opinion often with headlocks and bare knuckles.
Split into simpler sentences: It also has the largest percentage of spiteful malcontents and bigots in any North American transit system. Operating in French only, it frequently and vigorously enforces this opinion with headlocks and bare knuckles.