Apr 16 Spithead Mutiny begins: British Royal Navy sailors protest over living and working conditions and pay near Portsmouth Apr 17 Sir Ralph Abercromby attacks San Juan, Puerto Rico, one of the largest invasions of Spanish territories in America Apr 18 France & Austria sign ceasefire Mar 1797 Historical Events by Year May 1797 Famous People Who Were Admirals Aviators Gangsters Generals Industrialists Suffragists