Multiple choice Which event led directly to South Carolina's secession from the United States? the firing upon Ft. Sumter in Charleston the cession of North Carolina from the Union the victory of Abraham Lincoln in the Election of 1860 the Confederate victory at the First Battle of Bull Run Reveal answer Fill a bubble to check yourself C Correct answer Explanation The election of Abraham Lincoln in 1860 was the immediate catalyst for South Carolina's secession, as Southern leaders feared his administration would threaten the institution of slavery.