If Andrew Carnegie never existed, the steel industry in the United States may have been shaped differently. Carnegie was a key figure in the growth of the steel industry and the development of modern business practices. Without his influence, the landscape of American industry and philanthropy may have been altered.
Railroads where they existed; otherwise, fast horses.
The answer is primary succession.
In the US, the railroad industry aided economic development in more ways that some people don't recognize. By building more track that existed in any other nation in the world, railroads allowed for the fast transfer of crops to reach all parts of the US. It also saved time for military troop movements. New Settlers could also travel west of the Mississippi River to settle government lands using trains rather than depending on covered wagons. US mail moved faster, making the famed pony express an antique.
Most of the industry in the South remained small and existed only to meet the needs of a farming society.
Oligopoly
The royal road
Bach was alive LONG before the recording industry existed
i do not know..... haha good luck
an industrial sector that heavily relies on manual labour and craft skills. This sector has existed for centuries.
In puberty the voice changing is both growth and development. It development in that it is the voice already existed and is changing. But it is growth in that the reason for the voice changing is that the larynx is lengthening and the vocal cords are lengthening too.
The answer is "Limits on immigration established by the Quota Acts.