What factors contributed to the stalemate? check all that apply. both sides had very low casualty rates. neither side could seize significant territory. both sides dug trenches that were heavily fortified. both sides had effective offensive weapons. both sides had invasion plans that proved to be successful.

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