To close territory to slaves , taney said , violated the constitutional rights of slaveholding citizens . Therefore , the missouri compromise was unconstitutional . Congress did not have power to act on slavery in the territories .

特尼说，向奴隶关闭大门违反了奴隶主的宪法权利，因此，密苏里妥协法案是违宪的，国会没有权利在各地的奴隶制问题上采取行动。