What was the outcome of the relationship between American and the other country? Acquiring new land

Many peurto ricans were scared of the future and didnt want to be part of the US but they soon relised they are safer inder the US than the spanish

john maynard keynes developed new economic theories in response to the stock market crash of 1929. great depression of the 1930s. first and second world wars. economic boom of the 1950s.

mustafa ataturk thought nationalism in turkey would best be achieved by modernizing the country.