September 24, 1789: The Supreme Court Established
On this day in 1789, the Judiciary Act of 1789 was passed by Congress and signed by President George Washington. This act established the Supreme Court of the United States as a tribunal of six justices nominated by the president and confirmed by the Senate.
In Article 3 of the United States Constitution, the Supreme Court is granted ultimate jurisdiction over all laws.
Take a look at The Supreme Court timeline that details Supreme Court developments throughout American history.