John A. Morrow
South Dakota chronology
1492 The Spanish Crown claims what would become South Dakota.
1540-1542 Explorer Francisco Vasquez de Coronado claims the Great Plains for Spain.
1682 Explorer Rene Robert Cavelier, Sieur de La Salle, claims all the land drained by the Mississippi, as well as its tributaries, for France.
1720s Spanish horses reach the Black Hills of present-day South Dakota.
1743 Explorers La Verendrye brothers claim present-day South Dakota for France.
1763 French possessions west of the Mississippi are ceded to Spain.
1785 The governor of Louisiana, Esteban Rodriguez Miro, takes inventory of Spanish possessions.
1789 Hunters Juan Munier and Joseph Garreau become the first Spaniards to explore the Missouri.
1790 Spaniard Jacques d’figlise explores the length and breadth of South Dakota.
1794 Spaniard Jean-Baptiste Trudeau erects the first European structure in South Dakota.
1795 Spaniard John Evans navigates through South and North Dakota.
1800 Spaniard Regis Loisel builds Fort aux Cedres south of South Dakota’s present capital.
Spain transfers the Louisiana Territory to the French.
1803 The United States purchases the Louisiana Territory from Napoleon.
1804 Spanish explorer Pierre-Antoine Tabeau meets Meriwether Lewis and William Clark on the Missouri.
1807 U.S. fur trader, Manuel Lisa builds Fort Manuel and consolidates U.S. trade in South Dakota.
1861 The Dakota Territory is recognized by the U.S. government.
1862 The U.S. Congress passes the Homestead Act.
1932 President Franklin D. Roosevelt commits to developing the Missouri River.
1970-2005 Latino population of South Dakota steadily increases from nearly 3,000 in 1970 to nearly 16,000 in 2005.