2. The first Article of the U.S. Constitution details the roles of Congress and the Legislative branch, while the second details those of the Executive branch and the third those of the Supreme Court and the Judiciary branch. Showing the authority and responsibilities of the Executive branch, the second Article is divided into four sections. | 2. The first Article of the U.S. Constitution details the roles of Congress and the Legislative branch, while the second details those of the Executive branch and the third those of the Supreme Court and the Judiciary branch. Showing the authority and responsibilities of the Executive branch, the second Article is divided into four sections. |