The former vice president has become a spokesman for traditional conservatism in the Republican Party, clashing with the dominant MAGA populists.
Former Vice President Mike Pence's entrance into President Donald Trump's inauguration was met with boos from Capital One Arena, where thousands of Trump supporters gathered ahead of the inaugural parade on Monday.
Pence and Trump made headlines when they shook hands for the first time in years at former President Jimmy Carter's funeral.
The Clintons, Barack Obama, and Mike Pence were loudly booed by the crowd watching the event on screens from the Capital One Arena