'People were set upon with bottles, sticks and fists in the most violent scenes I have ever witnessed at GAA Headquarters'

In April, 1973 the National League quarter-final between Derry and Kerry ended in anarchy

 

April 8th, 1973 began with the death of Pablo Picasso at 91 in the town of Mougins in the south of France. 

Within hours supporters of Derry created their own surrealist scenes on the sideline of Croke Park in one of the few menacing pitch invasions in Gaelic games.