Answer:
Herbert Hoover earned the nickname "The Great Humanitarian" because he A) successfully managed the distribution of food to Allied nations throughout World War I. He was largely successful in handing out humanitarian aid in war-time Belgium. He wanted to make it his goal to feed all of Belgium during the war period and actually was able to do this, along with giving many Belgians clothes and cash which was well distributed among the population and never reached the hands of the Germans.
Explanation:
Answer: platinum
Explanation: White gold was originally developed to imitate platinum
The mongols is history's biggest land contiguous empire that grew under the leadership of Khan,and was made of nomadic people. It sprung from eastern Europe and spread all the way to the far east.
The Mongolians were an exception because they perfected the mail system,protected the silk road, and left a legacy of unified political units such as Russia and China.