Railroads played an absolutely crucial role in the Industrial Revolution, since they made for the incredibly fast transfer of goods such as iron and steel that were used to build things--not to mention the transport of the workers themselves.
The effect of the 16th Amendment was that b) It granted Congress the
power to tax incomes. The 16th Amendment to the United States
Constitution allowed Congress to levy taxes without apportioning it to
that specific state or basing it on the United States Census
(apportioning it to the state and according to their respective numbers)
and this included all taxes except income tax.
They wee different because the ones the mat arrived later in they had more trouble connection whit people because they were descriminated