Why was Fort Sumter important?

1. It was full of union weapons.
2. It marked the beginning of the war.
3. It was located in a border state.
4. At marked, they willingness to compromise.

All of the given statements are partially true, but the most accurate answer would be option 2: It marked the beginning of the war. Fort Sumter is significant because it was the site of the first shots fired in the American Civil War. The Confederate forces attacked the fort on April 12, 1861, which initiated the four-year-long war between the Union (Northern states) and the Confederacy (Southern states).