The U.S. entered World War I because Germany embarked on a deadly gamble. Germany sank many American merchant ships around the British Isles which prompted the American entry into the war.
Russia I believe. They beat Russia in the Russo-Japanese war. Check out "Feature History" youtube channel for more info. Just type Russo-Japanese war into youtube and it should pop up. Hope this helps.
Trends in Latin American population growth over the past 50 years are best described as "increasing" and predominantly in the cities or places with urban reach.
The correct answer would be A. Most americans believed Native Americans were uncivilized because When the Enligh came to AMerica, they thought Native Americans were weak and stupid, so they would do bad things to them. I hope that helped!