Biden violated most of Title 8, and Articles I and II of the Constitution of the United States. It was through an act of treason.
He has also violated the 1st, 2nd, 4th, 5th, 7th, 14th, and 16th amendments.
Biden also called for civil war against citizens of the United States, another act of treason.
Biden also gave weapons and supplies to the enemy in time of war, another act of treason.
Biden also is guilty of espionage by exposing secret documents to agents of a China and Ukraine, another act of treason.