Ferdinand Magellan was a P<span>ortuguese explorer sponsored by Spain who tried to sail around the world.
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Well the primary advantage is the industrialized technology the North had. The railroads were used to ship supplies faster and the telegram was used to send messages faster.
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The slave trade had devastating effects in Africa. Economic incentives for warlords and tribes to engage in the slave trade promoted an atmosphere of lawlessness and violence.
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The Battle of Britain was a military campaign led for the German Air Force (Luftwaffe) to destroy the British air force, just as the Germans had done to the Polish, Dutch, Belgian, and French air forces. The British Royal Air Force (RAF), with the benefit of radar, a new technology, surprised the world by fending off the German air assault. Hitler then ordered the German bombers to change tactics and target factories, civilians, and cities (especially London) in massive nighttime raids designed to break British morale. His decision backfired. In what came to be called “the Blitz,” during September and October of 1940, the Germans caused massive destruction in Britain’s major cities.
