<span>hostility toward immigrants is t</span>he fear and prejudice many felt toward Germans and Communists during and after World War I expanded to include all immigrants. This triggered a general rise in racism and nativism. During World War I, immigration to the United States had dropped sharply, but by 1921, it had returned to prewar levels. Many Americans blamed the bombings, strikes, and recession of the postwar years on immigrants. Many believed immigrants were taking jobs that would otherwise have gone to soldiers returning home from the war.
        
             
        
        
        
When voters do not believe they have political efficacy, it generally means that "<span>A. Voters believe their votes will have no impact in an election", since this impacts their ability to change government and governmental policies. </span>
        
                    
             
        
        
        
The economic needs that drove international trade from 1300-1750 were the discovery of spices and silks by the Europeans.
- International trade is a form of trade which involves the exchange of goods and services among several countries.
- It should be noted that there was a commercial revolution which was based on trade. Europeans discovered silk, spices and other essential commodities. This brought about international trade.
- The goods discovered were sold to other parts of the world. Mercantilism and new sources of wealth were also practiced by several countries in order to boost their development. 
In conclusion, the international trade led to the development of commerce and increase in the gross domestic product of the countries involved.
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I think, Free trade, and security, but there might be more.