the branch of government that carries out laws
The President, or the very first executive was George Washington
Don't they use checks and balances? That's my answer.
Article II defines the power of the executive branch.
Gitmo and the Writ of Habeas Corpus
Examining Bush's Authorization to Shoot Down 911 Planes
John Dean on Executive Power and the U.S. Presidency
The Abuse of Presidential Signing Statements