He was invited to give a fourth of July speech by the Ladies Anti-Slavery Society of Rochester. In the early 1850s, tensions over slavery were high across the county. The Compromise of 1850 had failed to resolve the controversy over the admission of new slaveholding states to the Union. The Fugitive Slave Act passed by Congress as part of this compromise was bitterly resented by the Northern states. Harriet Beecher Stowe’s novel about slavery, Uncle Tom’s Cabin: Or Life among the Lowly had been published a few months before and unexpectedly became a national bestseller.