Its main goal is to influence
All I know is that it building the Panama Canal, 1903–1914. President Theodore Roosevelt oversaw the realization of a long-term United States goal—a trans-isthmian canal. Throughout the 1800s, American and British leaders and businessmen wanted to ship goods quickly and cheaply between the Atlantic and Pacific coasts.
They flew a bomber to Hiroshima, Japan and dropped a atomic bomb which took out several cities.
C. the expansion of Americas across the continent :)
In response to the horrors of World War II, the UN drafted the "Universal Declaration of Human Rights" which outlined that bare minimum way in which prisoners and other civilians could be treated by the enemy in times of war.