81.   For most of the past decade the West African nation of Sierra Leone has been riven by a vicious civil war as rebel groups terrorized the country.

82.   For the Ugandan president, Yoweri Museveni, the insurrection in this country was an opportunity to remove two rebel groups who had been mounting raids into Uganda.

83.   Governments or rebel groups are more likely to commit atrocities when they believe they can act with impunity.

84.   Half a dozen African nations and several rebel groups are involved in the Congo war.

85.   He is talking about the Revolutionary Armed Forces of Colombia, or FARC, the Marxist rebel group that dominates much of the Colombian countryside.

86.   He said that all points were open to negotiation and that perhaps the rebel group would not require the release of all their jailed compatriots.

87.   He was adamant that the negotiations be expanded to include armed rebel groups not now included in the talks because of internal squabbles among the various opposition groups.

88.   He spoke in a joint interview with Salvador Sanchez Ceren, secretary-general of the former rebel group, the Farabundo Marti National Liberation Front.

89.   Hoping to intensify air strikes on Taliban forces fighting rebel groups in the north, the United States has begun surveying additional bases in Tajikistan, Kazakhstan and Kyrgyzstan.

90.   Human rights organizations have blamed the rebel group for much of the violence, although some incidents appear to be more criminal in motive.