Martin Cooper invented the mobile phone.
Hope you have a good night.
Your answer is B.) drafting freed slaves to fight for the union.
the union wanted to cut off the confederacy from any supplies making them starve. they wanted to conquer the south's capital, and they wanted to split to confederacy in half so reinforcesments could not come.
Answer:
the 2nd and 3rd choice are correct
Explanation:
Immediatly lead to a treaty that limited the number of nuclear weapons in the U.S. and the Soviet Union