Why was Hudson known as the railway king?

Hudson was known as the "Railway King" due to his significant role in the expansion and development of the railway system in the United States during the 19th century. He was instrumental in the construction and operation of several key railroads, including the New York Central Railroad, which greatly facilitated transportation and commerce. His vision and investments helped shape the modern railway landscape, making him a prominent figure in the industry and earning him the title. Hudson's influence extended beyond railroads, as he was also involved in various infrastructure projects that supported economic growth.