They sometimes gain enough votes to cause a major party to lose
(Reasoning that might help you) There are usually only two major parties that have the most power in United States politics ,even though those parties have changed over time .Third party candidates ,how ever are still are still able to influence elections.A third party can gain votes from people who would have other wise voted for one of the major parties, and enough of these votes can cause the major party to lose .One of the most famous times this occurred was in the 1912 presidential election,When Theodore Roosevelt's Bull Moose party signed  voters who would have supported the Republican William Taft . The Republican votes was split between Roosevelt Taft,so the democrat Woodrow Wilson won the election.
        
             
        
        
        
It would be "Article I" of the Constitution that establishes the legislative branch of the government--since the Founding Fathers wanted to place the largest amount of importance on this branch, since it lies at the heart of the democratic system. 
        
             
        
        
        
While the Marshall Plan was, in part, created to stop the spread of communism, the Molotov Plan was there to encourage it. Money from the Soviet Union could be used to prop up nascent communist states in a similar way that the money from the Marshall Plan was attempting to rebuild western-style democracies.
 
        
             
        
        
        
The freedom of enslaved African Americans on the 1st of January in 1863, as well as their right to civil liberty.