The First Congress of the United States convened on March 4, 1789, in New York City, which was the temporary capital of the United States at the time.

The First Congress of the United States met in New York City, New York, which was the temporary capital of the United States at the time.

George Washington was the President of the United States when the First Congress convened on March 4, 1789.

John Adams was the Vice President of the United States when the First Congress convened on March 4, 1789.

There were 65 members in the First Congress of the United States, including 26 Senators and 39 Representatives.

The main purpose of the First Congress of the United States was to pass laws that would govern the new nation.

One of the first laws passed by the First Congress of the United States was the Judiciary Act of 1789, which established the federal court system.

The Bill of Rights is the first ten amendments to the Constitution, which guarantee certain fundamental rights and freedoms to citizens.

The Bill of Rights was ratified in 1791.

The Northwest Ordinance was a law that governed the Northwest Territory, which was a region of land that included present-day Ohio, Indiana, Illinois, Michigan, Wisconsin, and part of Minnesota.

The Northwest Ordinance was passed in 1787.

The Alien and Sedition Acts were laws that restricted the rights of aliens and immigrants, and they were passed in 1798.

The Alien and Sedition Acts were controversial because they violated the First Amendment, which guarantees freedom of speech and the press.

The significance of the First Congress of the United States was that it established the federal government and passed laws that would govern the new nation.

The legacy of the First Congress of the United States was that it laid the foundation for the American government and passed laws that would govern the new nation.