Pllzzwho were samurai and what codes did they follow

What was the most explosive issue facing the united states prior to the start of the civil war?

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.

Explain how transcendentalism and the second great awakening affected the definitions of freedom. how were both movements a response to the market revolution?