general_fact: 4330 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 4330 is the number of 4-regular multigraphs with 10 vertices.
trivia: 4330 is an unremarkable number.
historical_date: November 8th is the day in 1620 that the Battle of White Mountain takes place near Prague, ending in a decisive Catholic victory in only two hours.