Which fear did james madison address in the federalist
No.39 and how did he address it

James Madison feared factions because he felt they could lead to the destruction of democracy. He made his argument against factions in his essay, "Federalist No. 10." Factions are groups of people who have special interests that are in direct contrast to the rights of others. Madison believed that the formation of factions was inevitable.

Explanation:

a) the colonists began to see themselves as different from people in britain.