Which railroad was acquired by the Union Pacific Corporation and became part of one of the world's largest transportation companies?
Union Pacific Railroad The Union Pacific Railroad (or Union Pacific Railroad Company and simply Union Pacific) is a freight hauling railroad that operates 8,500 locomotives over 32,100 route-miles in 23 states west of Chicago and New Orleans. The Union Pacific Railroad system is the largest in the United States and it is one of the world's largest transportation companies. The Union Pacific Railroad is the principal operating company of the Union Pacific Corporation (); both are headquartered in Omaha, Nebraska.
Philadelphia, Wilmington and Baltimore Railroad The Philadelphia, Wilmington and Baltimore Railroad (PW&B) was an American railroad company itself a result of merger of four small lines dating from the earliest days of American railroading in the late 1820s and early 1830s, that operated from 1836, until being bought by a larger regional line in 1881, with a merger into a longer Northeast Corridor railway in 1902. It built the first rail line south from Philadelphia into The South.