What is one role that third parties have played within the American political party system A. Spoiled the election for one of the two major parties
B. Overthrown the government and instituted a new regime
C. Prevented major parties from adapting the ideas of their supporters
D. Campaigned for and won two presidential elections in the 20th century

Match these items. 1 . stephen douglas published "north star" 2 . frederick douglass first african slaves arrived in jamestown 3 . crittenden compromise proposed kansas-nebraska act 4 . republican party extend 36° 30' line to california 5 . abolitionists servitude in exchange for passage to the united states 6 . indentured struggle between proslavery and antislavery groups 7 . jefferson davis formed to prevent spread of slavery 8 . "bleeding kansas" wanted slavery abolished 9 . uncle tom's cabin president of confederacy 10 . 1619 harriet beecher stowe