The Missouri Pacific Railroad (MoPac) was a major American railroad that operated primarily in the central United States. Founded in 1851, it played a significant role in the development of transportation and commerce in the region. The railroad connected various cities and towns, facilitating the movement of goods and passengers across states like Missouri, Arkansas, and Texas. In 1982, the Missouri Pacific Railroad merged with the Union Pacific Railroad, one of the largest rail networks in the country. This merger allowed for expanded services and improved efficiency in freight transportation. Today, the legacy of MoPac continues as part of the extensive Union Pacific system.