21.   Over the past decade, militant Islamic underground groups have killed prominent journalists and academics who support closer ties to the West.

22.   Over the years Dev Sol, a ruthless underground group, has claimed the killings of generals, police officers, government officials and foreigners.

23.   A court in Azerbaijan sentenced six alleged members of an underground Islamic group to prison Monday for plotting terrorist attacks on the U.S. Embassy and offices of international organizations.

24.   A little known underground group calling itself Black Mamba, after a venomous snake, claimed responsibility for the first three sabotage attempts.

25.   A little-known underground group calling itself Black Mamba, after a venomous snake, has claimed responsibility for the explosions.

26.   A previously unknown underground group calling itself the Council for Popular Justice earlier Thursday issued a statement claiming responsibility for four bomb blasts this month.

27.   A year later, he joined the Jewish underground group IZL or Irgun Zva Leumi, which fought against the British.

28.   A year later, he joined the Jewish underground group IZL or Irgun Zvai Leumi, which fought against the British.

29.   An underground leftist group planted a car bomb Friday that killed three people and injured a governor and nine other people, police said.

30.   An underground leftist group claimed responsibility for the attack.