(adsbygoogle = window.adsbygoogle || []).push({}); 1974 1984 1997 2004 2017 – 2018 Washington Capitals Team Formation Along with the Kansas City Scouts, the Capitals joined the National Hockey League as an expansion team for the 1974 – 1975 season. The team was owned by Abe Pollin also owner of the NBA’s Washington Bullets/Wizards until his death on November 24, 2009. …