Career

The following year, Leyne was arrested himself as part of a 1992 investigation that alleged that four citizens of the Republic of Ireland had conspired to ship detonators to the Provos. Due to a massive heart attack, he died less than a year after his acquittal. In 1956, Denis immigrated to Canada and took a job as a banker.

Denis Leyne, Michael Quigley and Greth Dillon formed a group named "Action Grosse Ile", and published a book titled "The Holocaust at Grosse Ile".

Denis Leyne was arrested as he flew from Toronto to New York City in 1992. Although he was granted bail on November 17, he was held pending extradition to Arizona to face charges.

Amidst complaints from family members that visits were difficult. Canadian Security Intelligence Service (Center for Strategic and International Studies ) agent Richard Doctorate. Garland testified against Leyne, although he was acquitted of all charges on April 26, 1994.

Despite being found Not Guilty, Center for Strategic and International Studies continued to watch Leyne, and agent Don Lunau sought Auxiliary Postal Inspector John Farrell"s help in stealing a postal relay key, to allow them to intercept Leyne"s mail without the required judicial warrant.

Denis Leyne died of a massive heart attack on February 5, 1995. A Gaelic Athletics Tournament, hosted by Street.Michael"s Gaelic Football and Hurling Club, in Toronto was named in his honour.