CAMDEN, S.C. (AP) — South Carolina sees the upcoming 250th anniversary of the American Revolution as a chance to remind people that the state played a huge part in winning the nation’s independence, even if it did try later to tear the United States apart in the Civil War. The state has opened a new Revolutionary War center, and released an app for mobile devices that explores some 200 sites of battles and other key events, including remote swamps where patriots and loyalists skirmished in the War of Independence.... ...Congress commissioned the America250 Foundation five years ago to throw the...