Political term which refers to a society in which people vote for representatives who then vote on issues for them?

You have them opposite, Senate is the first questions answer and Democracy is the second questions answer.

i think its provide for the common defense

the monroe doctrine is the best known u.s. policy toward the western hemisphere. buried in a routine annual message delivered to congress by president james monroe in december 1823, the doctrine warns european nations that the united states would not tolerate further colonization or puppet monarchs.