The interstate railroads of 1850 fully revolutanize and reshaped the connectivity and accessibility among all the states of U.S. Specially East benefited most. Eastern states California, New York all these states were developed in trade and commerce.
Step-by-step explanation:
The development of rail road in the year of 1850 continuously developed and upgraded the societal condition of all connected states of Umited States. Among all the states of eastern America benefited most. Like California, Washington, New York were well connected.
By the help of this railroad all the eastern states were able to transport their products and receive the surpluses of other states. The inter state trade and commerce developed in this way and helped in earning government revenue which was utilized in state's development.