In what year did the ottoman empire reach its peak and then begin to decline

Brainliestttme : ) -what reforms were made in communist china?

Why is the sons of liberty a difficult group to describe ?

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.