The US Constitutional Convention was ratified in 1789. This "agreement of sorts" laid the foundation of the US having three separate branches of government in the Federal government.
Tripartite
A country divides governments power is divided between three separate branches.
The United States government is divided into three separate branches, each with distinct responsibilities. These are the Legislative, Executive and Judicial branches.
i think is the articles
VA Plan
The Constitution call's for the powers of federal government to be divided among the three separate branches: the legislative, the executive, and the judiciary branch.
Montesquieu
Baron de Montesquieu
Compare and contrast the three branches of the Arizona state government with the three branches of the federal government.
The US Constitution designates three separate but equal branches of the US government. They are the executive, legislative and judicial branches.
In the United States of America, the concept of having three separate branches of government that share power is referred to as the "Separation of Powers". For the United States of America, those branches are the Legislative (i.e., Congress and Senate), Judicial (i.e, the Supreme Court), and the Executive (i.e., the President).