Complex sentence: Upon returning, he was alarmed by the growing number of Republicans in town, led by his brother Nathaniel, and hosted a Fourth of July party in 1798 for 60 residents that was complete with patriotic songs and speeches.
Split into simpler sentences: Upon returning, he was alarmed by the growing number of Republicans in town, led by his brother Nathaniel. IN 1798 he hosted a Fourth of July party for 60 residents that was complete with patriotic songs and speeches.