Spain created a formal system of government to rule its colonies. The Spanish forced Native Americans to work in the gold and silver mines.
        
             
        
        
        
<span>many ethnic groups wanted their own nation-states</span>
        
                    
             
        
        
        
Answer:
The Himalayas save our country from the cold and dry winds of Central Asia.
Explanation:
The Himalayas play a very significant role in influencing the climate of India. By virtue of their high altitude, length and direction, they effectively intercept the summer monsoons coming from the Bay of Bengal and Arabian Sea and cause precipitation in the form of rain or snow.
 
        
             
        
        
        
There were episodes of widespread famines, and also of deadly epidemics. Soil exhaustion, overpopulation, wars, diseases and climate change cause hundreds of famines in medieval Europe.<span> Around 1300, centuries of European prosperity and growth came to a halt. Famines such as </span>Great Famine of 1315–1317<span> slowly weakened the populace. Few people died of starvation because the weakest had already succumbed to a routine disease they otherwise would have survived. A plague like the </span>Black Death<span> killed its victims in one locality in a matter of days or even hours, reducing the population of some areas by half as many survivors fled.</span>
        
             
        
        
        
Richard Nixon was the president during 1970, which was when the bill was passed