What weakness of the Articles of Confederation did Shays' Rebellion expose?

The u.s. constitution outlawed slavery. true false

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.

Why is the treaty of paris (1763) important to the age of discovery/exploration?