Gibraltar’s Barbary Macaques’ connection to a secret World War II plot makes for an engaging travel article though the revelation is easily found on the Internet.  The story goes that as long as Gibraltar’s monkeys remain, the territory will stay under British rule.  This being a situation that the residents prefer, when it became a concern during WWII Winston Churchill monitored the dwindling monkey population.  He imported additional macaques from Algeria and Morocco to remove any doubt.