CONFEDERACY, noun [Latin , a league. See Federal and Wed.]
1. A league, or covenant; a contract between two or more persons, bodies of men or states, combined in support of each other, in some act or enterprise; mutual engagement; federal compact.
The friendships of the world are oft confederacies in vice. A confederacy of princes to check innovation.
2. The persons, states or nations united by a league.
Virgil has a whole confederacy against him.
3. In law, a combination of two or more persons to commit an unlawful act.