19. Which event led directly to the secession of south carolina from the union

Abolitionists were people who wanted to end the institution of slavery. Abraham Lincoln was the first president to be a part of the Republican Party. The victory of Abraham Lincoln in the Election of 1860 led directly to South Carolina's secession from the United States.

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s the president shall be commander in chief of the army and navy of the united states, and of the militia of the several states, when called into the actual service of the united states; he may require the opinion, in writing, of the principal officer in each of the executive departments. sooo yeahhh

explanation:

detente translated to english means politics