John Hurley was 85.
The O’Brien Funeral Home in South Boston confirmed the death.
Hurley’s daughter, Lisa Hurley McDonough, told the Boston Herald her father suffered a seizure Tuesday then “just slipped away.”
The high court ruled unanimously that it would violate the free speech rights of private citizens if they were forced to include groups that don’t share their message.
The parade didn’t allow gay groups until this year.
Although most famous for the court case, friends, including former Boston Mayor Ray Flynn, said Hurley cared deeply for his fellow veterans and the city.
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