The technique of Robert Browning in "my last duchess" is known as a dramatic monologue. This is so because all the poem is expressed in one voice only, as oppossed to a dialogue, where more voices would appear. And it is dramatic because it contains all the elements of drama.
The Committees of Correspondence were the American colonies’ means for maintaining communication lines in the years before the Revolutionary War.
Answer:
To keep away other forces and was great for keeping invaders put
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