Mathematical fact: 23299 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 23299 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Historical date: October 15th is the day in 1969 that Vietnam War; The Moratorium to End the War in Vietnam is held in Washington DC and across the US.