Officially recognized as the one of the seven wonders of the
modern world by the American Society of Civil Engineers, the Panama Canal was
and still is one of the biggest and hardest engineering feats ever
accomplished. It greatly reduced the
time necessary to get from the Atlantic to Pacific Ocean but unfortunately it
also led to the resentment of various Latin countries including Columbia towards
the US because of the role US played in the conflict between Panama and Columbia.
A metropolitan area consists of a densely populated urban core and its less-populated surrounding territories, sharing industry, infrastructure, and housing.
Because he helped out with a major civil rights movement to give African-Americans the same right as white people. Before him, black and whites couldn't share classrooms, water fountains, or sections of a bus. He has a huge role in US history.