In the months leading up to the Civil War, many southerners felt that the federal government had already withdrawn many positions from the South, and the base at Fort Sumter seemed like a final "scratch in the eye" from the North since troops were still stationed there.
The answer is Blitzkrieg. Blitzkrieg means "lightning war". It is a military tactic that was designed to disorganized enemies in war. During that war on Sept 1, 1939, Germany invaded Poland. They were lead by mobile warfare, like tanks. They had aerial support and soldiers heavily armed with ammunition. They attacked enemy forces with short and powerful attacks and dislocated them by using speed and making them fall for their trip. Because of this strategy, defenders were not able to fight back against their attacks
Mr. John Lewis was one of the pioneering leaders of Civil Rights Movement in the 1960, and he kept on battling for individuals' rights since joining Congress in 1987. Lewis was a Freedom Rider, talked at 1963's March on Washington and governs the exhibition that became up popular. He was chosen to Congress in 1986 and got the Presidential Medal of Freedom in 2011.