Question

what were the new development took place in the 19th century ​

Answer 1

Answer:

Answer is in the explanation section Please check.

Explanation:

There were many developments which took place during the 19th century. Firstly, the "slavery" was abolished during the 19th century. The United States went through an economic transformation which resulted to a matured industrial economy. The big businesses the rise of national labor unions and large-scale agriculture began to flourish. The main reason for this development was the innovation in the technological growth. The concepts of restaurants, different food options and retail food shop emerged at this time.

There were also many important developments in the field of transportation and communication which includes the steam locomotive, steamship, automobile, airplane, telegraph, radio etc.