Answer:
The Awnser Is Kept Them From Crossing The Brazos River
Explanation:
I would say the answer would be new technology.
B. Assimilation and the tolerance of conquered peoples will always result in the betterment of an Empire. Take the Romans, for example.
Answer;
<span>Each nation was permitted a limited number of tests per year.
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The limits that the U.S., U.S.S.R, and Great Britain agree to regarding nuclear weapons testing in 1963 was that Each nation was permitted a limited number of test per year.
Explanation;
</span>The Limited Test Ban Treaty was signed by the United States, the Soviet Union, and Great Britain in 1963, and it banned all nuclear tests in the atmosphere, in space, or underwater. Because it stopped the spread of radioactive nuclear material through atmospheric testing and set the precedent for a new wave of arms control agreements, the Treaty was hailed as a success.