John Jay was an American

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 politician

Politician

A politician, political leader, or political figure is an individual who is involved in influencing public policy and decision making...

, statesman

Statesman

A statesman is usually a politician or other notable public figure who has had a long and respected career in politics or government at the national and international level. As a term of respect, it is usually left to supporters or commentators to use the term...

, revolutionary

Patriot (American Revolution)

Patriots is a name often used to describe the colonists of the British Thirteen United Colonies who rebelled against British control during the American Revolution. It was their leading figures who, in July 1776, declared the United States of America an independent nation...

, diplomat

Diplomat

A diplomat is a person appointed by a state to conduct diplomacy with another state or international organization. The main functions of diplomats revolve around the representation and protection of the interests and nationals of the sending state, as well as the promotion of information and...

, a Founding Father of the United States

Founding Fathers of the United States

The Founding Fathers of the United States of America were political leaders and statesmen who participated in the American Revolution by signing the United States Declaration of Independence, taking part in the American Revolutionary War, establishing the United States Constitution, or by some...

, and the first Chief Justice of the United States

Chief Justice of the United States

The Chief Justice of the United States is the head of the United States federal court system and the chief judge of the Supreme Court of the United States. The Chief Justice is one of nine Supreme Court justices; the other eight are the Associate Justices of the Supreme Court of the United States...

 (1789–95).

Jay served as the President of the Continental Congress

President of the Continental Congress

The President of the Continental Congress was the presiding officer of the Continental Congress, the convention of delegates that emerged as the first national government of the United States during the American Revolution...

 from 1778 to 1779. During and after the American Revolution

American Revolution

The American Revolution was the political upheaval during the last half of the 18th century in which thirteen colonies in North America joined together to break free from the British Empire, combining to become the United States of America...

, Jay was a minister (ambassador) to Spain

United States Ambassador to Spain

-Ambassadors:*John Jay**Appointed: September 29, 1779**Title: Minister Plenipotentiary**Presented credentials:**Terminated mission: ~May 20, 1782*William Carmichael**Appointed: April 20, 1790**Title: Chargé d'Affaires...

 and France

United States Ambassador to France

This article is about the United States Ambassador to France. There has been a United States Ambassador to France since the American Revolution. The United States sent its first envoys to France in 1776, towards the end of the four-centuries-old Bourbon dynasty...

, helping to fashion United States foreign policy, and to secure favorable peace terms from Great Britain

Kingdom of Great Britain

The former Kingdom of Great Britain, sometimes described as the 'United Kingdom of Great Britain', That the Two Kingdoms of Scotland and England, shall upon the 1st May next ensuing the date hereof, and forever after, be United into One Kingdom by the Name of GREAT BRITAIN. was a sovereign...

 (with Jay's Treaty of 1794) and the First French Republic. Jay also co-wrote the Federalist Papers

Federalist Papers

The Federalist Papers are a series of 85 articles or essays promoting the ratification of the United States Constitution. Seventy-seven of the essays were published serially in The Independent Journal and The New York Packet between October 1787 and August 1788...

, along with Alexander Hamilton

Alexander Hamilton

Alexander Hamilton was a Founding Father, soldier, economist, political philosopher, one of America's first constitutional lawyers and the first United States Secretary of the Treasury...

 and James Madison

James Madison

James Madison, Jr. was an American statesman and political theorist. He was the fourth President of the United States and is hailed as the “Father of the Constitution” for being the primary author of the United States Constitution and at first an opponent of, and then a key author of the United...

.

As a leader of the new Federalist Party

Federalist Party (United States)

The Federalist Party was the first American political party, from the early 1790s to 1816, the era of the First Party System, with remnants lasting into the 1820s. The Federalists controlled the federal government until 1801...

, Jay was the Governor of New York State from 1795 to 1801, and he became the state's leading opponent of slavery

Slavery

Slavery is a system under which people are treated as property to be bought and sold, and are forced to work. Slaves can be held against their will from the time of their capture, purchase or birth, and deprived of the right to leave, to refuse to work, or to demand compensation...

.