This should be self-evident. Here are all U.S. presidents who have completed their terms in office (i.e. excluding the current one).

Presidents

Format

A data frame with 45 observations on the following 3 variables.

president

the president

start

the start date of the term, as a date

end

the end date of the term, as a date

Details

I scraped this from https://www.presidentsusa.net/presvplist.html. Data frame is capital-P "Presidents" to avoid a conflict with the presidents data frame from the datasets package.