This included the disputed parts of New Mexico, although Texas would be reimbursed for the territory.[131]
Slavery would be retained in the District of Columbia, but the slave trade would be banned. Meanwhile, a strict Fugitive Slave Law would be enacted, bypassing northern legislation which had restricted Southerners from retrieving runaway slaves.[131]
Tensions flared as Congress negotiated and secession talks grew, culminating with a threat from Taylor to send troops into New Mexico to protect its border from Texas, with himself leading the army. The crisis escalated after delegates in New Mexico proposed a new state constitution that would have banned slavery and Peter Hansborough Bell won the 1849 Texas gubernatorial election on a pledge to order a militia invasion of New Mexico.[132] Southern senators accused Taylor of secretly sending the U.S. Army to New Mexico; Taylor denied the allegations but emphasized that he would like to. He also said that anyone "taken in rebellion against the Union, he would hang ... with less reluctance than he had hanged deserters and spies in Mexico.