Who became the nominee of the constitutional union party in the presidential election of 1860? jefferson davis john j. crittenden sam houston john bell

John Bell became the nominee of the Constitutional Union Party in the presidential election of 1860.

The Constitutional Union Party constituted a political party in the United States established in 1860 which ran against the Republicans and Democrats as a fourth party in 1860. It was comprised of conservative former Whigs who wanted to avoid secession over the slavery issue. The party nominated John Bell for president and Edward Everett for vice president.

John Bell

Explanation:

he sent troops to protect the students as they entered the school.