Legislative is the house and senate. They pass bills, declare war, control taxes, alongside various other things. It is made up of congress individuals. There is no leader.
Judicial is our court system. They send the bills to the legislative branch, and handle legal issues. They are ran by chief justice, which is currently John Roberts.
Executive branch is the president, vice president, and the cabinet. They are the ones who finally pass bills, and are the ones who executes them. They're also the US's major leaders. The leader of this branch is the president, who is currently Joe Biden.
