The Illinois State Police, founded in 1922, is one of the oldest state police agencies in the United States. The agency is responsible for enforcing state laws, protecting state property, and providing security for the governor and other state officials.
Williamson County, located in southern Illinois, has a rich and diverse history that dates back thousands of years. The area was originally inhabited by Native American tribes, including the Illini and Shawnee, who utilized the abundant natural resources for hunting and gathering. European settlers began to arrive in the late 18th century, with William Fowler being the first recorded settler in 1802.

In the early 19th century, Williamson County experienced significant growth with the development of coal mining. The abundance of coal reserves in the region attracted workers from various parts of the country, leading to the establishment of several mining towns. This period saw an influx of immigrants from Europe, particularly Italy and Poland, who brought their cultural traditions and added to the county's vibrant heritage.

However, the county's history hasn't been without its challenges. Williamson County was the backdrop for one of the most notorious events in Illinois history, known as the Herrin Massacre. In 1922, a labor dispute between coal miners and the mine owners turned violent, resulting in the deaths of nearly two dozen people. This event left a lasting impact on the county and its reputation.

Throughout the 20th century, Williamson County has undergone various economic shifts, transitioning from agriculture and coal mining to a more diversified economy. Today, it is home to manufacturing, healthcare, and service industries. The county continues to embrace its past while looking towards the future, preserving its cultural heritage through museums, festivals, and historical landmarks.

This timeline provides a concise overview of the key events in the history of Williamson County, Illinois.

  • 1816 - Williamson County is established on February 28
  • 1830 - John A. Logan, a famous Union general during the American Civil War, is born in the county
  • 1839 - The town of Marion, the county seat, is incorporated on February 20
  • 1862 - The city of Carbondale is founded as the Illinois state's second public university on May 15
  • 1930 - The Tri-State Tornado, one of the deadliest tornadoes in U.S. history, hits parts of Williamson County on March 18
  • 1979 - Williamson County becomes a part of the Illinois Coal Basin, leading to increased coal mining in the area
  • 2009 - The Williamson Energy Center, a natural gas power plant, begins operations in December