Historical Marker
Vietnam Memorial
Historical marker location:
339 Harding Highway, Penns Grove, New Jersey
( Memorial is at the intersection of Harding Highway (New Jersey Route 48) and Dixie Drive, on the right when traveling south on Harding Highway.)
The first recorded instance of a submarine attack on a ship occurred off the coast of New Jersey during the American Civil War. On February 17, 1864, the Confederate submarine CSS Hunley attacked and sank the Union ship USS Housatonic near Charleston, South Carolina, while on its way from New Jersey.