Which constitutional issues are most relevant to the causes of the Civil War? A) Quartering soldiers (3rd amendment ), Control of slavery in the territories (States' Rights), Runaway Slave ) Right to bear arms, Prohibition, Control of slavery in the territories (States' Rights ), Election of 1860 Control of slavery in the territories (States' Rights), Fugitive slave law, the four way election of 1860 , legality of secession (10th amendment) D) Freedom of Religion, Fugitive Slave Law, Election of 1860, right to private property