This raised the constitutional question of whether states could nullify federal laws. The Supreme Court thus rejected Ohio's attempt to nullify federal law. Judicial review means that the Supreme Court can nullify a congressional law. No state legislature followed up by attempting to nullify a federal act. The Court thus rejected Pennsylvania's attempt to nullify the Fugitive Slave Act. The plan envisioned a strong federal government with the power to nullify state laws. Madison later strongly denied that individual states have the right to nullify federal law. What this means is that the Supreme Court can nullify a congressional law. Whitaker stated in 2013 he supports the right of states to nullify federal laws. He insisted that the Fort Wayne treaty was illegal and asked Harrison to nullify it. She failed in an attempt to nullify the election. Her parents drug her and attempt to perform brain surgery to nullify her powers. These courts could nullify marriage for a fee. Thus, "Cooper v. Aaron" directly held that states may not nullify federal law. Later, Jacob reminds Edward about the treaty, and biting any human will nullify it.