Answer:
he was involved in several White House scandals.
Explanation:
When Upton Sinclair said, “I aimed at the public's heart, and by accident I hit it in the stomach,” he likely meant that his novel The Jungle made people more outraged about the meat they were eating than the injustices facing the typical meat industry employee.
In 1854, the controversial Kansas-Nebraska Act, split two
existing political parties the Whig party and Jacksonian Democrats and led to
the creation of the Republican party. Kansas-Nebraska act overturned the Missouri
compromise and allowed settlers to decide whether slavery would be allowed in
their state. This led to the creation of the Republican party founded by anti-slavers
whose primary objective was fighting slavery.