81.  It has arrested thousands of suspected militants and executed dozens of people in a far-reaching campaign to eliminate extremist groups that seek to overthrow the Mubarak government.

82.  Iran is believed to be a major supporter of the Islamic extremist group Hamas, which has claimed responsibility for the bombings in Israel.

83.  Islamic extremist groups like Hamas, which took responsibility for the Netanya bombing, have called for destroying the state of Israel and reclaiming the land it occupies.

84.  It was described as an invoice from Al Aksa Martyrs Brigade, a Palestinian extremist group responsible for a string of suicide bombings and other attacks this year.

85.  It warns Israel not to press too hard, lest it next face a Palestinian leadership from among the extremist groups.

86.  Laird Wilcox, an Olathe author and expert on extremist groups, said he saw no reason for concern about Jeff and others who share his beliefs.

87.  Leaders of the extremist group Hamas accused Arafat and his governing Palestinian Authority of acting against the proper course of the Palestinian uprising.

88.  Krakowski argued that agents should institute a policy of aggressively arresting members of law-breaking extremist groups before standoffs can occur.

89.  Many have criticized the military for ignoring evidence of ties between members of the armed forces and white supremacist and other extremist groups.

90.  Members of the extremist Muslim group Jamaat-i-Islam blocked Lahore streets and clashed with police, resulting in injuries and the death of one officer.