Consider the navigation challenges faced by Columbus and his crew because certain technology was not available in 1492.Then, make an inference about sea travel after the late 1700s. Support your inference using details from 0:45–1:40 of "BBC Science Club: All About Exploration."

In the 1950s, the u.s. government encouraged american jazz musicians to perform in the soviet union, which was an enemy of the u.s. at the time. of what foreign policy goal is this a good example? strengthening world economic growth improving education for the global population advancing the growth of democracy and good government increasing understanding of american values and creating a receptive international environment