What Does the Vice President Do?

Mike Pence, U.S. vice president, listens during one of the vice presidential debates in October 2016.
Mike Pence, U.S. vice president, listens during one of the vice presidential debates in October 2016.
(Image credit: Chip Somodevilla/Getty Images)

Addressing the Munich Security Conference on Saturday (Feb. 18), Vice President Mike Pence said that the United States would "hold Russia accountable" for their actions, such as the violence in Ukraine, and would stick by NATO, the military alliance that President Donald Trump had once said was obsolete, according to news reports.

But what power does the VP really have, and what does the vice president do while in office? If you don't know, you're not alone.

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