Final answer:
James Madison addressed the problem of political parties, or factions, in Federalist 10. Madison proposed a large republic as a solution to the problem.
Step-by-step explanation:
James Madison addressed the problem of political parties, also known as factions, in Federalist 10. Madison argued that factions posed a threat to the stability of a republican government and the rights of citizens. To address this problem, Madison proposed a large republic as a solution. He believed that in a large republic, compromises would be reached and citizens would be represented by their own chosen representatives.