During the late 1800s, major improvements to a nationwide system of trade were made with?

During the late 1800s, major improvements to a nationwide system of trade were made with the development of strong transcontinental railroads.

Explanation:

During the late 1800s, business magnates and industrialist entrepreneurs such as Andrew Carnegie and Cornelius Vanderbilt enabled the American society to increase their wealth by leading the growing industries such as steel and constructing major railroad networks. Vanderbilt helped make railroad transportation more efficient by using new technologies and business organization, and the steel production enabled the construction of stronger railroads. Vanderbilt greatly improved the nation's transportation infraestructure and this allowed a more efficient transport of goods across the US. Therefore, goods produced in the west could reach the eastern states rapidly and, in consequence, be sold by trading with other nations.  

answer: they arrived in new york.

cultural achievements of the 1920's 2010  

1. cultural achievements and african american achievements in the 1920’s  

2. art and literature charles lindberg flew from ny to paris, france. became national hero; first transatlantic flight.  

3. greenwich village (new york) and the south side (chicago)  many artists, writers, and intellectuals flocked to these areas to share ideas  people lead bohemian, or artistic and unconventional, lifestyles