Lewis and Clark/Pollock, South Dakota

Historical marker location:
Pollock, South Dakota
( Marker is at the intersection of State Highway 10 and A Ave, on the left when traveling west on State Highway 10.)

  A brief timeline of the Lewis and Clark Expedition
  • 1803: President Thomas Jefferson commissions Meriwether Lewis, his personal secretary, to lead an expedition to explore the western territories of the United States and find a practical route to the Pacific Ocean.
  • 1804: Lewis meets up with William Clark, a former army officer and experienced explorer, in Kentucky. They assemble a team of over 30 men and set out on the journey up the Missouri River.
  • 1805: The expedition reaches the Rocky Mountains and crosses the Continental Divide. They build Fort Clatsop on the Pacific coast and spend the winter there, before returning east in the spring of 1806.
  • 1806: Lewis and Clark split up to explore different routes on their way back to St. Louis. They reunite in September and return to civilization, where they are celebrated as national heroes.
  • 1807: The Lewis and Clark Expedition publishes an official account of their journey, called the "History of the Expedition Under the Command of Captains Lewis and Clark," which becomes a bestseller and helps to promote westward expansion.
The Lewis and Clark Expedition was a significant event in the history of the United States, as it helped to expand the country's knowledge of its western territories and paved the way for future settlement and exploration of the region.
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The famous Wild West outlaw, Calamity Jane, lived and worked in South Dakota for a time. She even claimed to have saved the life of legendary gunslinger Wild Bill Hickok in the town of Deadwood.
Campbell County, SD, located in the north-central part of the state, has a rich and diverse history that spans several centuries. The region initially belonged to the Lakota Sioux tribe, who inhabited the area long before the arrival of European settlers. In the early 1800s, fur traders and explorers began venturing into the area, establishing trade routes and temporary settlements.

In the late 1800s, with the completion of the Northern Pacific Railroad, the region experienced a significant influx of settlers. Campbell County was officially established in 1873 and named after John Allen Campbell, the governor of the Dakota Territory at the time. The county quickly grew as more people flocked to the area in search of land for farming and ranching.

The early years of Campbell County were marked by the establishment of small towns, such as Mound City and Herreid, which served as hubs for trade and commerce. The agricultural industry became the backbone of the local economy, with settlers cultivating crops like wheat, barley, and corn, as well as raising livestock.

Throughout the 20th century, Campbell County continued to develop and evolve. The construction of highways and improved infrastructure contributed to the growth and prosperity of the region. Today, the county remains primarily rural, with agriculture playing a significant role in its economy. Its rich history is celebrated and preserved through local museums, historical sites, and community events.

This timeline provides a concise overview of the key events in the history of Campbell County, South Dakota.

  • 1890 - Campbell County is established on March 8, 1890.
  • 1891 - The first post office is established in Herreid.
  • 1892 - The county's first courthouse is built in Mound City.
  • 1908 - The Chicago, Milwaukee, and Saint Paul Railroad reaches the county.
  • 1927 - Major flooding occurs along the Grand River.
  • 1939 - Electrification of rural areas begins with the creation of the Campbell County Electric Cooperative.
  • 1959 - The Herreid School District is formed.
  • 1972 - Mound City Elementary School is built, replacing several small rural schools.
  • 1997 - Construction of the Grand River Dam is completed.
  • 2007 - A wind farm is established in Campbell County, contributing to renewable energy production.
  • 2010 - The county's population reaches its peak at 1,466 residents.