| Location: | Washington, D.C. |
| Type: | Presidential nomination with Senate confirmation |
| Authority: | Constitution of the United States, Art. III, ยง1 |
| Terms: | life tenure, subject to impeachment and removal |
| Positions: | 9 (by statute) |
This is a list of cases reported in volume 129 of United States Reports, decided by the Supreme Court of the United States in 1889.
See also: List of justices of the Supreme Court of the United States.
See also: List of United States Supreme Court justices by time in office.
See also: List of justices of the Supreme Court of the United States by court composition.
The Supreme Court is established by Article III, Section 1 of the Constitution of the United States, which says: "The judicial Power of the United States, shall be vested in one supreme Court . . .". The size of the Court is not specified; the Constitution leaves it to Congress to set the number of justices. Under the Judiciary Act of 1789 Congress originally fixed the number of justices at six (one chief justice and five associate justices).[1] Since 1789 Congress has varied the size of the Court from six to seven, nine, ten, and back to nine justices (always including one chief justice).
When the cases in volume 129 U.S. were decided the Court comprised the following nine members: