Question: When was this battle fought in the field that is now a national historic landmark in the most populous county in Mississippi ?

text: List of National Historic Landmarks in Mississippi
National Historic Landmarks in Mississippi

This is a List of National Historic Landmarks in Mississippi. It includes current National Historic Landmarks (NHLs), and also National Park Service areas in Mississippi that overlap.
Landmark name Date designated Location County Description
1 Ammadelle May 30 , 1974 ( # 74001064 ) Oxford 34°22′21″N 89°31′06″W / 34.372615°N 89.518443°W / 34.372615 ; -89.518443 ( Ammadelle ) Lafayette Italianate villa built in 1859 , designed by Calvert Vaux
2 Anna Site September 14 , 1993 ( # 93001606 ) Natchez 31°41′43″N 91°20′59″W / 31.695381°N 91.349769°W / 31.695381 ; -91.349769 ( Anna Site ) Adams A Plaquemine culture archaeological site
3 Arlington May 30 , 1974 ( # 73000999 ) Natchez 31°33′10″N 91°23′33″W / 31.552778°N 91.3925°W / 31.552778 ; -91.3925 ( Arlington ) Adams Early historic home
4 Auburn May 30 , 1974 ( # 74001047 ) Natchez 31°32′44″N 91°23′27″W / 31.54565°N 91.390733°W / 31.54565 ; -91.390733 ( Auburn ) Adams Early historic home
5 Beauvoir November 7 , 1993 ( # 71000448 ) Biloxi 30°23′33″N 88°51′46″W / 30.392509°N 88.862787°W / 30.392509 ; -88.862787 ( Beauvoir ) Harrison Post-war home and library of Confederate President Jefferson Davis , damaged by Hurricane Katrina in 2005 , restored by 2008
6 Champion Hill Battlefield May 5 , 1977 ( # 71000450 ) Bolton 32°19′12″N 90°32′33″W / 32.32°N 90.5425°W / 32.32 ; -90.5425 ( Champion Hill Battlefield ) Hinds A turning point of the American Civil War
7 Commercial Bank and Banker 's House May 30 , 1974 ( # 74002252 ) Natchez 31°33′41″N 91°24′19″W / 31.561482°N 91.405185°W / 31.561482 ; -91.405185 ( Commercial Bank and Banker 's House ) Adams Unusual dual-function building
8 Siege and Battle of Corinth Sites May 6 , 1991 ( # 91001050 ) Corinth , MS and Hardeman County , TN 34°56′02″N 88°31′19″W / 34.934°N 88.522°W / 34.934 ; -88.522 ( Siege and Battle of Corinth Sites ) Alcorn Corinth battlefield - Corinth and Hardeman County , TN
9 Dancing Rabbit Creek Treaty Site June 19 , 1996 ( # 73001024 ) Macon 33°00′36″N 88°45′15″W / 33.009878°N 88.754175°W / 33.009878 ; -88.754175 ( Dancing Rabbit Creek Treaty Site ) Noxubee Gathering place of Choctaw Indians , site of 1830 treaty leading to their relocation west of the Mississippi River
10 Dunleith December 2 , 1974 ( # 72000684 ) Natchez 31°32′59″N 91°23′57″W / 31.549717°N 91.399147°W / 31.549717 ; -91.399147 ( Dunleith ) Adams A Natchez mansion built in 1855
11 Emerald Mound Site December 29 , 1989 ( # 88002618 ) Stanton 31°38′10″N 91°14′50″W / 31.636106°N 91.247228°W / 31.636106 ; -91.247228 ( Emerald Mound Site ) Adams A Plaquemine culture archaeological site
12 Medgar Evers House February 16 , 2017 ( # 100000791 ) Jackson 32°20′27″N 90°12′45″W / 32.340899°N 90.212605°W / 32.340899 ; -90.212605 ( Medgar Evers House ) Hinds Home of civil rights activist Medgar Evers
13 William Faulkner House May 23 , 1968 ( # 68000028 ) Oxford 34°21′35″N 89°31′29″W / 34.3598°N 89.5247°W / 34.3598 ; -89.5247 ( William Faulkner House ) Lafayette Well-preserved mansion where author William Faulkner lived and wrote
14 Fort St. Pierre Site July 19 , 1964 ( # 00000263 ) Vicksburg 32°29′44″N 90°47′55″W / 32.495692°N 90.798533°W / 32.495692 ; -90.798533 ( Fort St. Pierre Site ) Warren Site of French fort during 1719-1729 , important for use in dating other archaeological sites due to its integrity and brief period of use
15 Grand Village of the Natchez July 19 , 1964 ( # 66000408 ) Natchez 31°31′31″N 91°22′54″W / 31.525205°N 91.381638°W / 31.525205 ; -91.381638 ( Grand Village of the Natchez ) Adams Village and archaeological site of the Plaquemine culture and their descendants the Natchez
16 Hester Site January 3 , 2001 ( # 75001051 ) Amory Monroe Archaeological site , a campsite used by Paleo-Indian and Archaic peoples in 9000-7000 BC
17 Highland Park Dentzel Carousel February 27 , 1987 ( # 87000863 ) Meridian 32°22′28″N 88°43′05″W / 32.37455°N 88.71793°W / 32.37455 ; -88.71793 ( Highland Park Dentzel Carousel ) Lauderdale German-American built carousel within Highland Park
18 Holly Bluff Site July 19 , 1964 ( # 66000412 ) Holly Bluff 32°48′51″N 90°40′59″W / 32.814103°N 90.68295°W / 32.814103 ; -90.68295 ( Holly Bluff Site ) Yazoo A Plaquemine Mississippian culture archaeological site
19 House on Ellicott 's Hill May 30 , 1974 ( # 74001050 ) Natchez 31°33′48″N 91°24′14″W / 31.563196°N 91.403806°W / 31.563196 ; -91.403806 ( House on Ellicott 's Hill ) Adams NRHP 74001050
20 Jaketown Site December 14 , 1990 ( # 73001017 ) Belzoni 33°14′14″N 90°29′13″W / 33.237095°N 90.487026°W / 33.237095 ; -90.487026 ( Jaketown Site ) Humphreys An archaeological site