One of these people named “Emperor” Shields Green held a secret meeting at Chambersburg, where he met with John Henry Kagi. A year after the passage of legislation centering on these people, Edward Gorsuch was killed in the Christiana Riot. The notoriety of William and Ellen Craft pushed politicians to pass an act centering on these people. (-5[1])The Supreme Court ruled that Wisconsin had no power to nullify a law named for these people in (*) Ableman v. Booth. Prigg (10[1])v. Pennsylvania curbed a 1793 act concerning these people. Places named for Levi Coffin and John Rankin assisted these people, one of whom named Henry Box Brown mailed himself (10[1])from Virginia to Pennsylvania. An act included as part of the Compromise of 1850 is named after, for 10 points, what people assisted by ■END■