Answer :
In an iron triangle, groups provide campaign contributions to members of Congress in order to gain their support for a particular policy proposal.
What is an Iron Triangle?
The term "iron triangle" is used to describe the relationship that occurs during the policy-making process between congressional committees, the federal government, and interest organizations.
These three parties naturally become close over time, to the point where they all work together in close quarters. Iron triangles aid them in maximizing their gains during the policy-making process, which is something they are all aiming to do.
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