and Pulaski counties, where events of the Union army's disastrous Camden Expedition occurred, are individually listed on the U.S. National Register of Historic Places. They were collectively designated a national historic landmark on April 19, 1994. Image gallery See also Arkansas Heritage Trails System Troop engagements of the American Civil War, 1864 References Further reading U.S. War Department, The War of the Rebellion: a Compilation of the Official Records of the Union and Confederate Armies. Series 1, Vol. XXXIV, Part 1, Washington, DC: U.S. Government Printing Office, 1880–1901. External links Camden Expedition Civil War Trail at Arkansas Department of Parks & Tourism Camden Expedition at the Encyclopedia of Arkansas The Camden Expedition at Historical Marker Database 1864 in the American Civil War 1864 in Arkansas March 1864 events April 1864 events May 1864 events Arkansas in the American Civil War Campaigns of the Trans-Mississippi Theater of the American Civil War Expeditions of the American Civil War Military operations of the American Civil War in Arkansas Red River campaign Strategic operations of the Union Army in the American Civil War Union victories of the American Civil War