He 'campaigned for president/governor/mayor'. = He 'campaigned' for the presidency/governorship/mayoralty. [=he tried to be elected president/governor/mayor]
The group launched/mounted/led a 'campaign' to protect the area from commercial development.
The university is organizing a 'campaign' to attract a more diverse student population.
(..) Whoa. Whoa, whoa, whoa, whoa, that's not it, is it? No, there's a medal ceremony... Oh, a medal ceremony? What are you talking about? - And... - The campaign was way too short. - Yeah! - It was ten hours! But it doesn't make any sense. - It makes sense. - Uh, no, what about the lost knight? (..)2016 TvShow: Stranger Things Title: Chapter Eight: The Upside Down Season: 1 Episode 8