Answer:
Armstrong established jazz as music that prizes individual expression. His records showed that an improvised music could have the weight and durability of written music. But to compete on Armstrong's level, a musician had to do more than master an instrument; he had to make the instrument an extension of his self.
Explanation:(happy to help)
John C. Calhoun was an outstanding<span> U.S. </span>national leader and spokesperson <span>for the slave-plantation system of the </span>non modern<span> South. As a young legislator </span><span>from South </span>geographical region<span>, he helped steer the States</span><span> into war with kingdom</span><span> and established the Second Bank of the U.S</span>.<span>He was one of Jackson's Vice Presidents and was the creator of the idea of nullification.</span>
Andrew Jackson was the hero of Battle of New Orleans, and the Leader of new Democratic Party, he was liked by westerners and the "common man".
Henry Clay was the senator from Kentucky, he helped Adams in defeating Jackson, and was a great supporter of the Second Bank of the U.S, opponent of Jackson.
A)Developed new medical practices
It's the foreign policy Theodore Roosevelt used, "Speak softly, and carry a big stick"
