MONTPELIER, Vt. (AP)--Peace activist David Dellinger, one of the Chicago Seven arrested and tried for their part in the violent anti-war protests outside the 1968 Democratic National Convention, has died at 88. Dellinger died Tuesday, said Peggy Rocque, administrator of Heaton Woods, the Montpelier retirement home where the activist had been living. Dellinger was a pacifist who devoted much of his life to protesting. A member of the Old Left whose first arrest came in the 1930s during a union-organizing protest at Yale, he was a generation older than his Yippie co-defendants in the Chicago Seven case. ``Mainly I think...