It brought advantage to the countries using it. It became a whole new way of fighting war.
Answer:
The battle Lexington and Concord was the first major battle in the American Revolution.
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Since Slaves we're crammed into ships, they often died of disease, as diseases spread much more effectively when people are constantly in contact with each other, as they often were because so many slaves were fit onto each ship. Think about it: You're more likely to catch a cold if you get coughed on no matter what you do , because you are always close to the sick person.
B. an agreement to boycott all British imports