The answer is a Filibuster.
"Yick Wo v. Hopkins, 118 U.S. 356 (1886), was the first case where the United States Supreme Court ruled that a law that is race-neutral on its face, but is administered in a prejudicial manner, is an infringement of the Equal Protection Clause in the Fourteenth Amendment to the U.S. Constitution.
Before his presidency, Grant led the Union Army as Commanding General of the United States Army in winning the American Civil War. As president, Grant worked with the Radical Republicans in the Reconstruction of the Union while having to deal with corruption in his administration.
i hope this helps. if it does please mark brainliest