North Dakota chronology
1492 Spanish Crown claims present-day North Dakota.
1682 The explorer Rene Robert Cavelier, Sieur de la Salle, claims all land drained by the Mississippi, as well as its tributaries, for France.
1743 French Canadian explorer Pierre Gaultier de Varennes, Sieur de La Verendrye, claims the Dakotas for France as part of the Greater Louisiana.
1750s Spanish horses reach present-day North Dakota.
1763 French possessions west of the Mississippi are ceded to Spain.
1785 Esteban Rodriguez, Governor of Louisiana, takes inventory of Spanish possessions.
1789 Hunters Juan Munier and Joseph Garreau were the first Spaniards to explore the Missouri River.
1790 Spaniard Jacques dâ€™figlise explores the length and breadth of North Dakota.
1795 Spaniard John Evans raises the Spanish flag over Mandan villages in North Dakota.
1800 The Treaty of San Ildefonso transfers the Louisiana Territory back to the French.
1803 The United States purchases the Louisiana Territory from Napoleon.
1807 Manuel Lisa travels the Missouri to the mouth of the Yellowstone.
1861 The Dakota Territory is recognized by the U.S. government.
1862 The U.S. Congress passes the Homestead Act, drawing Latino settlers from Mexico, southern United States, and Spain.
1970-2005 Latino population of North Dakota steadily increases from nearly 3,000 in
1970 to over 10,000 in 2005.