It was the "Cold War" that <span>triggered the United States to issue the Truman Doctrine, since this Doctrine stated that the US would actively engage in stopping the spread of communism. </span>
<h3>Conflict and ethnicity have scarred Africa for centuries. ... Ethnic diversity can become an impediment to economic growth and social stability, for instance, if particular groups are given preferential treatment by a government or a national leader, a situation which has been endemic in the past in parts of the continent.</h3>
<h2>please mark in brain list </h2>
Answer:
All of the above
Explanation:
The Manhattan Project was a collaboration effort made by allied forces to develop a nuclear bomb. When they were finally successful, they used the bombs on Hiroshima and Nagasaki which caused Japan to surrender.
Answer:
1-Infectious Eurasian diseases (For example: Smallpox)
2-Attempts of assimilation (and Manifest Destiny)
3-Relocation attempt (Indian Removal Act of 1830)
4-Diminished food supply for nomadic tribes
5-The introduction of horses and other animals to the new world (through the Columbian Exchange)
George Borjas Emphasize that <span>the low work and education skills of most immigrants. He create this emphasize based on the fact that whenever flow of immigration left uncontrolled, it will took all the job opportunities for lower and middle class (mostly hard labor) , which definitely could be seen as a loss for 'poor people'</span>
