Who Illinois citizen help making farming easier for all farmers in the US?

Illinois citizen JOHN DEERe revolutionized farming with the invention of the steel plow in 1837, which made tilling soil easier and more efficient. His innovation allowed farmers to cultivate tougher soils in the Midwest, significantly improving agricultural productivity. The success of Deere's plow led to the establishment of the John Deere Company, which continues to produce advanced farming equipment, helping farmers across the U.S. and beyond. His contributions have had a lasting impact on modern agriculture.