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Former U.S. Vice President Joe Biden delivers remarks during the National Minority Quality Forum on April 9, 2019 in Washington, DC. (Photo by Alex Edelman/Getty Images)

At one time a political campaign involved mainly stumping. A candidate would travel throughout their voting area and speak to the people, something newly announced Democratic candidate Joe Biden is familiar with.

This method of campaigning extended from local elections to national ones. Former presidential candidates would often travel the country in a campaign train and speak directly from the rear of the train as a makeshift stage.

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