Complex sentence: However, social conservatism does not run as deeply here as in the 7th District, All these factors have made the region one of the most tenacious supporters of the GOP, behind perhaps only portions of states like Utah and Kansas or suburbs of the Deep South.
Split into simpler sentences: However, social conservatism does not run as deeply here as in the 7th District. Nonetheless, the district is one of the most tenacious supporters of the GOP, behind perhaps only portions of states like Utah and Kansas or suburbs of the Deep South.