In summer 1939, how did the World of Tomorrow exhibition in at the World's Fair
Hosted in New York express the dreams of the future?

List three reasons why explorers began to explore new, and old areas. [[ps: doesn't explicitly say where. i think it's more in general.

During the era of european expansion, what was the biggest reason for spain’s push for exploration?

Since so many american men during world war ii were fighting overseas, the factorices lay empty. this presented a problem the u.s. military was in such dire need of manufactured goods bullera, tanks, airplanes , ships, and many other things. whose point of view si best reflected in these lunes?