Pope Urban VII reigned for only 13 days in 1590.
Why it is true
Elected in September 1590, he died of malaria before he could be crowned.
Source: Papacy
Would you rather be asked first?
This is the reading side of the site, so the answer is in the sentence above — that is the whole point of it. Test yourself works the other way round: the question comes on its own, and the fact and the explanation only appear once you have answered.