Why did rochester end his affair with céline varnes?

The soviet union and the united states believed in two very different economic systems. what were the names of each?

What was alexander hamilton‘s plan to speed up industrialization in the united states

The telegraph, the transatlantic telegraph cable, and the telephone were important to businesses after 1850 because of a. they created a system for developing new inventions. b. they filled a need that other inventions of the day could not. c. they attracted investors and created the stock market. d. they made picture-taking a popular american pastime.