González challenged the Government of the United States in the groundbreaking case Gonzales v. Williams (192 U.S. 1 (1904)). Officially the case was known as "Isabella Gonzales, Appellant, vs. William Williams, United States Commissioner of Immigration at the Port of New York" No. 225, argued December 4, 7, 1903, and decided January 4, 1904. Her case was an appeal from the Circuit Court of the United States for the Southern District of New York, filed February 27, 1903, after also having her Writ of Habeas Corpus (HC.