Pun of the Day One of the worst insect massacres in history was at the battle of Swatterloo. 05/17/2026 · The Pun Gents One of the worst insect massacres in history was at the battle of Swatterloo. Tagged: battle of waterloo, insects, war HilariousPretty GoodOKPretty BadTerrible (3 votes, average: 4.00 out of 5)