John Deere was a pioneer in the development of farm machinery. He was an American inventor and manufacturer who lived in the early 19th century. He is best known for inventing the steel plow in 1837, which revolutionized agriculture in the United States and around the world. Deere's innovations in farm machinery allowed farmers to work more efficiently and effectively, leading to increased productivity and profits. Deere's legacy lives on today in the form of the John Deere Company, which continues to produce high-quality farm machinery for farmers around the world.'