But the die-hard Republican opponents are not opposed to technical details of this treaty.
The repeated incidents of gun violence by children should alarm even the most die-hard opponents of gun control.
Some supporters of the bridge felt they now had even more reason to build it, but there were die-hard opponents as well.
Yet risk for risk, the dangers would have been worse had Mr. de Klerk failed to rout die-hard white opponents.
Prospects for achieving these goals are realistic enough to provoke increased violence by die-hard opponents of compromise.
Dafydd, "one of Owain's most die-hard opponents," supported the English monarchy for the next twelve years in opposition to his Welsh countrymen.
His instant revision of history fooled nobody, least of all the bill's angry, die-hard opponents on the Republican right.
Dale's imprisonment drew great sympathy from all but his most die-hard opponents.
I fought the housing ordinance as long and hard as the most die-hard opponents.
The challenge, one where the Turkish authorities are failing, is to separate the die-hard opponents of violence and those who want to pursue a democratic route to a political solution.