1. The Battle of Fort Sullivan: On June 17, 1776, British forces attempted to capture Fort Sullivan on Sullivan's Island, in the harbor of Charleston, South Carolina. The fort was defended by Colonel William Moultrie and his men. The British were ultimately unsuccessful in their attempt to take the fort and were forced to retreat.

2. Birth of Charleston's First African-American Mayor: On June 17, 1922, Joseph P. Riley Jr. was born in Charleston, South Carolina. He would go on to become Charleston's first African-American mayor, serving in the position for 40 years.

3. Hurricane Hugo: On June 17, 1989, Hurricane Hugo made landfall near Charleston, South Carolina. The storm caused significant damage to the state, with wind gusts reaching up to 135 mph and causing over $7 billion in damages.

4. The Citadel Admits Female Cadets: On June 17, 1996, The Citadel, the military college of South Carolina, admitted its first female cadets. The decision came after a federal court ruled that the college's all-male admissions policy was unconstitutional.

5. Nikki Haley Sworn in as Governor: On June 17, 2010, Nikki Haley was sworn in as the first female governor of South Carolina. Haley served two terms as governor before being appointed as the United States Ambassador to the United Nations by President Donald Trump.