The Battle of Antietam was the bloodiest one-day battle of the Civil War, with over 25,000 casualties total. It was a Union victory, which raised the confidence of Union troops. After a long winning streak, the Confederate troops lost and were forced back.
While soviets rejoiced in the attainment of the sputnik system, Americans feared soviet advancements in science.
<h3>What advancements made Sputnik possible?</h3>
Sputnik made the possible to study the radio wave transmission and density of the atmosphere easy. He also supported the scientist to learn to track objects in orbit. He encourages testing satellite pressurization. This made pressure to America for advance of technology.
Thus, option A is correct.
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The Bush Doctrine of the early 2000's can be best described as idealism and unilateralism. At the time, the <span>United States became engaged in policies across the globe that were driven by neoconservative ideology.</span>
