<span>A member of Congress who serves as a communications channel between the house's leadership and the rank-and-file members is known as The Speaker of the House. The current speaker of the House is John Boehner.</span>
McClellen became the lead general of the North after the Battle of Bun Run. And Grant was general that won several costly victories out west along the Mississippi River.
Answer:
The power of US government is constrained by the separation of powers and checks and balances between branches.
Explanation: