1. In 1820, the South Carolina State House was completed in Columbia on March 15th. It was designed by architect John R. Niernsee and was later expanded in 1855 and 1907.

2. On March 15, 1865, General William Sherman's army captured the city of Fayetteville, North Carolina, during the Civil War. This was significant for South Carolina history because Sherman planned to march through South Carolina and cause destruction in retaliation for the state's secession from the Union.

3. Jim Clyburn, the current Majority Whip of the United States House of Representatives, was born on March 15, 1940, in Sumter, South Carolina. Clyburn is the highest-ranking African American in Congress and the first African American to hold the position of Majority Whip.

4. On March 15, 1956, the University of South Carolina became the first university in the state to admit African American students to its graduate school. This was a significant moment in the Civil Rights Movement and helped pave the way for desegregation in other institutions across the state.

5. The Charleston Tea Plantation, the only commercial tea plantation in the United States, was established on Wadmalaw Island, South Carolina, on March 15, 1987. It was founded by Dr. Charles Tea and produces American Classic Tea, which is sold in stores across the country.