Answer:
As famous as Marco Polo is, he didn't invent anything. However, other inventions such as the compass and the boat influenced Polo. Marco Polo used the compass on all of his travels but especially to reach Asia.
Explanation:
Image result for Which of the following countries was never a member of the League of Nations
The Soviet Union was the only country to be expelled by the League (in 1939, following its invasion of Finland). Despite formulating the concept and signing the Covenant, the United States never joined the League of Nations.
Member: Ecuador; Soviet Union
The American colonist did not have enough justification to rebel against great Britain. American colonists wanted freedom from being controlled by Britain. How ever American colonist brutally controlled the African Americans, and subjected them to harsh slavery. They were hypocritical to request freedom, but enslave innocent people.