Hello there!
In 1492, Portuguese explorers believed they could get to Asia more quickly by <span>sailing around the southern tip of Africa.</span>
Answer: Representative Democracy
Explanation: I have no idea why Brainly doesn't let one add web links but there are numerous websites that explain this one. Search this one on the uscis dot gov site: Government_and_You_handouts.pdf
While WWI was fought in the trenches and used machine guns and poisonous gas, WWII was fought using modern artillery and machines utilizing more airplanes, ships, tanks, and submarines. Special operations methods were also developed during this war together with atomic missiles and secret communications.
A tool that is not useful for economic health is spending.