Answer
Tanks, machine guns and poison gas
Explanation:
They made federal government too weak.
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The Dred Scott decision<span> served as an eye-opener to Northerners who ... to regulate</span>slavery<span> in </span>new territories<span>, these once-skeptics reasoned, ... to the reality instead, that the </span>Supreme Court has made<span> Illinois a </span>slave<span> State. ... </span>did<span> not stop </span>slavery<span> now, they might never again </span>have<span> the chance. </span>
Slavery in America began when the first African slaves were brought to the North American colony of Jamestown, Virginia, in 1619<span>, to aid in the production of such lucrative crops as tobacco.
hope this helps slavery started in 1619</span>
In a unitary government the central government holds all the power. In a federal government the power is divided between the central government and lower levels of government (provinces or states). In a confederate government most of the power rests in the states.'
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