Not all power belongs to president
Article I, Section 4, Clause 1 of the Constitution states: The Times, Places and Manner of holding Elections for Senators and Representatives, shall be prescribed in each State by the Legislature thereof; but the Congress may at any time by Law make or alter such Regulations, except as to the Places of choosing Senators. State authority to regulate the times, places, and manner of holding congressional elections has been described by the Supreme Court as the ability “to enact the numerous requirements as to procedure and safeguards which experience shows are necessary in order to ...