Answer:
The 13th amendment which abolished slavery in the United States, passed the Senate on April 8th, 1864
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It's began with the Spanish American war
The cause of The Thirty Year War is that the Holy Roman Empire had conflict<span> with the Protestant. </span>France <span>fought </span>Spain<span> and the Holy Roman Empire for Europe Leadership. The effect of the war is that Sweden,</span>France<span> and their allies gained new territory.</span>
