Complex sentence: The Southern Historical Society was a public organization founded by Confederate Major General Dabney H. Maury in 1868-1869 and documented Southern military and civilian viewpoints from the American Civil War until now.
Split into simpler sentences: The Southern Historical Society was a public organization founded by Confederate Major General Dabney H. Maury in 1868-1869. It documented Southern military and civilian viewpoints from the American Civil War until now.