They defined it in terms of shared language and shared history.
A nation was a place with a single language because languages existed before nations and country names and territory changes but the language stays the same, only evolves as time changes. Shared history is based on the idea that people of a territory and their ancestors share history and are thus bound in a nation.
the railroads were important in accessing and transporting raw materials such as steel which were required by the large industries. The first industrial revolution was based more on mechanization while the second... There are significant differences between the first and second industrialization periods.
The write brothers my man