South Dakota
»
Aurora County
9
»
Beadle County
27
»
Bennett County
1
»
Bon Homme County
40
»
Brookings County
42
»
Brown County
45
»
Brule County
7
»
Buffalo County
7
»
Butte County
39
»
Campbell County
3
»
Charles Mix County
15
»
Clark County
10
»
Clay County
40
»
Codington County
43
»
Corson County
8
»
Custer County
50
»
Davison County
27
»
Day County
13
»
Deuel County
10
»
Dewey County
5
»
Douglas County
8
»
Edmunds County
11
»
Fall River County
75
»
Faulk County
10
»
Grant County
15
»
Gregory County
12
»
Haakon County
3
»
Hamlin County
15
»
Hand County
7
»
Hanson County
6
»
Harding County
56
»
Hughes County
45
»
Hutchinson County
30
»
Hyde County
4
»
Jackson County
8
»
Jerauld County
14
»
Jones County
5
»
Kingsbury County
22
»
Lake County
16
»
Lawrence County
56
»
Lincoln County
26
»
Lyman County
8
»
Marshall County
6
»
McCook County
11
»
McPherson County
4
»
Meade County
31
»
Mellette County
2
»
Miner County
3
»
Minnehaha County
107
»
Moody County
15
»
Oglala Lakota County
1
»
Pennington County
62
»
Perkins County
19
»
Potter County
8
»
Roberts County
13
»
Sanborn County
7
»
Spink County
27
»
Stanley County
13
»
Sully County
4
»
Todd County
4
»
Tripp County
5
»
Turner County
30
»
Union County
16
»
Walworth County
13
»
Yankton County
77
»
Ziebach County
1
»
Aurora County
4
»
Beadle County
15
»
Bennett County
1
»
Bon Homme County
3
»
Brookings County
27
»
Brown County
44
»
Brule County
11
»
Buffalo County
2
»
Butte County
4
»
Campbell County
8
»
Charles Mix County
12
»
Clark County
3
»
Clay County
20
»
Codington County
35
»
Corson County
8
»
Custer County
32
»
Davison County
10
»
Day County
15
»
Deuel County
3
»
Dewey County
1
»
Douglas County
4
»
Edmunds County
4
»
Fall River County
21
»
Faulk County
3
»
Grant County
1
»
Gregory County
28
»
Haakon County
7
»
Hamlin County
2
»
Hand County
4
»
Hanson County
2
»
Harding County
3
»
Hughes County
33
»
Hutchinson County
5
»
Hyde County
2
»
Jackson County
20
»
Jerauld County
19
»
Jones County
2
»
Kingsbury County
22
»
Lake County
9
»
Lawrence County
123
»
Lincoln County
8
»
Lyman County
10
»
Marshall County
30
»
McCook County
4
»
McPherson County
7
»
Meade County
28
»
Miner County
3
»
Minnehaha County
203
»
Moody County
14
»
Oglala Lakota County
3
»
Pennington County
72
»
Perkins County
11
»
Potter County
3
»
Roberts County
19
»
Sanborn County
4
»
Spink County
12
»
Stanley County
37
»
Sully County
2
»
Turner County
6
»
Union County
30
»
Walworth County
24
»
Yankton County
25
»
Aurora County
»
Beadle County
»
Bennett County
»
Bon Homme County
»
Brookings County
»
Brown County
»
Brule County
»
Buffalo County
»
Butte County
»
Campbell County
»
Charles Mix County
»
Clark County
»
Clay County
»
Codington County
»
Corson County
»
Custer County
»
Davison County
»
Day County
»
Deuel County
»
Dewey County
»
Douglas County
»
Edmunds County
»
Fall River County
»
Faulk County
»
Grant County
»
Gregory County
»
Haakon County
»
Hamlin County
»
Hand County
»
Hanson County
»
Harding County
»
Hughes County
»
Hutchinson County
»
Hyde County
»
Jackson County
»
Jerauld County
»
Jones County
»
Kingsbury County
»
Lake County
»
Lawrence County
»
Lincoln County
»
Lyman County
»
Marshall County
»
McCook County
»
McPherson County
»
Meade County
»
Mellette County
»
Miner County
»
Minnehaha County
»
Moody County
»
Oglala Lakota County
»
Pennington County
»
Perkins County
»
Potter County
»
Roberts County
»
Sanborn County
»
Spink County
»
Stanley County
»
Sully County
»
Todd County
»
Tripp County
»
Turner County
»
Union County
»
Walworth County
»
Yankton County
»
Ziebach County
Brief timeline of the history of the state of South Dakota:
- 1743: French explorers Louis-Joseph and François La Vérendrye visit the region, becoming the first recorded Europeans to explore present-day South Dakota.
- 1803: The land that would become South Dakota is acquired by the United States as part of the Louisiana Purchase from France.
- 1851: The United States signs the Treaty of Fort Laramie with various Native American tribes, establishing territories for tribes and facilitating travel and trade in the region.
- 1859: The Yankton Sioux Reservation is established in southeastern South Dakota.
- 1874: Lieutenant Colonel George Armstrong Custer leads a military expedition into the Black Hills of South Dakota, sparking the Black Hills Gold Rush.
- 1877: The U.S. government confiscates the Black Hills from the Sioux Nation, a move later deemed illegal, leading to ongoing legal disputes and demands for compensation.
- 1889: South Dakota becomes the 40th state of the United States.
- 1890: The Wounded Knee Massacre takes place on the Pine Ridge Indian Reservation, marking a tragic event in the conflict between Native Americans and the U.S. government.
- Early 20th century: Agriculture, particularly wheat farming, becomes a significant industry in South Dakota, with farmers adapting to the challenging climate and geography.
- 1944: The construction of the Oahe Dam on the Missouri River begins, creating Lake Oahe and providing flood control, hydroelectric power, and water resources for the region.
- 1980: Mount Rushmore National Memorial, featuring the carved faces of U.S. presidents George Washington, Thomas Jefferson, Abraham Lincoln, and Theodore Roosevelt, celebrates its 50th anniversary.
- Late 20th century: South Dakota embraces tourism, promoting attractions such as the Badlands National Park, Custer State Park, and the annual Sturgis Motorcycle Rally.
- Today, South Dakota is known for its rich Native American heritage, natural beauty, and outdoor recreational opportunities. The state's economy is diverse, encompassing industries such as agriculture, tourism, healthcare, and manufacturing.