<Li> President Mike Pence (R) </Li> <Ul> <Li> President Pro Tempore Orrin Hatch (R) </Li> </Ul> <Li> President Pro Tempore Orrin Hatch (R) </Li> <Ul> <Li> President Pro Tempore Emeritus Patrick Leahy (D) </Li> </Ul>

How do these greco-roman ideas directly impact political life in the united states today