- On 1977-04-15, Stewart Copeland was sick. A The Police concert at Lafayette in Wolverhampton was cancelled.
- On 1978-04-15, Stewart Copeland and Andy Summers drove to Sting's place and then to Miles Copeland. Then everybody except for Sting put up posters around London.
- On 1979-04-15, Stewart Copeland met Paul Mulligan - probably in London, England, UK.
- On 1980-04-15, The Police performed at the Forest National in Brussels, Belgium.
- On 1981-04-15, Sting shot Artemis 81 in Nefyn, North Wales.
- On 1982-04-15, The Police performed at the Cumberland County Civic Center in Portland, ME, USA.
- On 1984-04-15, Andy Summers watched a concert by Nik Kershaw at London's Hammersmith Odeon.
- On 1985-04-15, Sting was recording The Dream Of The Blue Turtles at Eddy Grant's Blue Wave Recording Studio in St.Philip, Barbados.
- On 1986-04-15, Sting performed at the Festival Hall in Melbourne, Australia.
- On 1989-04-15, Sting talked at a press conference in Malmedy, Belgium.
- On 1991-04-15, the Sting single The Soul Cages was released in the UK.
- On 1992-04-15, Sting went to the Ivor Novello Awards in London, England, UK - while Andy Summers rehearsed in Venice, CA, USA.
- On 1993-04-15, Sting performed at the Zénith Oméga in Toulon, France.
- On 1995-04-15, Andy Summers performed at the Mistura Fina in Rio de Janeiro, Brazil.
- On 1996-04-15, Sting performed at the Palais Omnisports De Bercy in Paris, France.
- On 1999-04-15, Sting and Trudie Styler attend a party for Sean Puffy Combs at the Limelight Club in New York, NY, USA.
- On 2000-04-15, Andy Summers performed at The Baked Potato in Studio City, CA, USA - while Sting was a guest at the Telegatto Award in Milan, Italy.
- On 2001-04-15, Stewart Copeland and the other Oysterhead members recorded The Grand Pecking Order at The Barn in Vermont, USA.
- On 2005-04-15, Sting performed at the Kohl Center in Madison, WI, USA.
- On 2007-04-15, The Police rehearsed at Sting's home Il Palagio in Figline Valdarno, Italy.
- On 2008-04-15, Stewart Copeland joined Tom Morello and The Nightwatchmen onstage at the Troubadour in Los Angeles, CA, USA - while Sting attended the HMV Football Extravaganza at the Park Lane Hilton in London, England, UK.
- On 2009-04-15, Henry Padovani visited the Chartres cathedral in Chartres, France.
- On 2010-04-15, Sting rehearsed in New York, NY, USA.
- On 2013-04-15, Sting and Trudie Styler attended Rita Wilson's concert at 54 Below in New York, NY, USA.
- On 2014-04-15, Stewart Copeland was in Norfolk, VA, USA - while Andy Summers was in New York, NY, USA.
- On 2015-04-15, Sting performed at O2 Arena in London, England, UK.
- On 2017-04-15, Call The Police performed at the Paradise Garage in Teresopolis, Brazil.