41.   By many accounts, Musharraf embarked on a campaign fierce enough to enrage the extremist groups, but not determined enough to break them.

42.   City residents had feared that an extremist religious group might be behind the murders, particularly after hardliners were blamed for the murders of dissidents in Tehran.

43.   Computers and telecommunications have made it very easy for members of extremist groups to find and talk with each other.

44.   Critics of militias say extremist groups are seizing on the crisis as an opportunity to disseminate racist and anti-Semitic ideas.

45.   Despite what Towne says, federal authorities express concern that each confrontation between federal agents and extremist groups begets a sacred cause for the political fringe.

46.   Despite the tattoo, he prefers to put his time with the extremist groups behind him, focusing on future employment.

47.   Duran, who was born in Germany, said Friday that he had received death threats over the years because of writings that criticize extremist Islamic groups.

48.   During the trial, Yemeni authorities accused Abu Hamza of being allied with a Yemeni extremist group known as the Islamic Army of Aden-Abyan.

49.   Even so, as the FBI asks Congress for more resources to penetrate extremist groups, investigators will be increasingly dependent on informants whose reliability is suspect.

50.   Extremist groups include those espousing supremacist causes and advocating violence, according to Army regulations.