An Autonomous (Autónomo) faction of the FPMR, which had split from the main body in November 1987, vowed, however, to continue the armed struggle.

Several Palestinian factions, including groups belonging to Tanzim, have vowed retaliation for the bombing, which killed the Hamas leader, Sheik Salah Shehada, and 14 others, including 9 children.

Palestinian factions have vowed to unleash an "earthquake" against Israel, but the Israeli security forces have thwarted numerous attempted attacks in recent months.

Palestinian factions vowed a wave of attacks in retaliation, and Israel said it had foiled several attempted bombings in recent weeks.

Militant Kurdish factions claiming to fill the vacuum left by Mr. Ocalan's arrest have also vowed to continue armed struggle here.

Palestinian factions have vowed retaliation for the bombing, which killed at least 15.

In a modern gang war complete with faxed communiques and clandestine news conferences, a powerful faction of the Medellin cocaine cartel has turned on its godfather and vowed his destruction.

Other militant factions, such as the Popular Resistance Committees (PRC) and the Palestinian Islamic Jihad (PIJ) also denounced the killing of Jabari and vowed retaliation.

Two armed factions, the Armed Islamic Group and the Islamic Salvation Army, have vowed to bomb and attack election centers, cautioning those who head for polling places that they may be killed.

Responding to the ban, the main reformist faction has vowed to boycott the polls - a touchy subject in Iran, which uses the turnout as a kind of referendum on its system of government, dominated by Islamic clerics.