It was one of 49 bombings attributed to the Puerto Rican nationalist group FALN between 1974 and 1977.

It is not impossible that the government is right - the attack does indeed bear similarities to bombings attributed to al-Qaeda's wing in neighbouring Iraq in recent years.

Other bombings in recent weeks, also attributed by officials to a terrorist underground linked to Al Qaeda and the Taliban, have caused only a handful of casualties.

The first fatal bombing attributed to the Unabomber took place in Salt Lake City in 1985.

He is termed a imajor suspect' in several bombings attributed to the Puerto Rican separatist/extremist group, FALN.

After a 1993 bombing attributed to the Mafia killed five people and damaged dozens of artworks, the ground floor was also crammed with rubble from the explosion.

The last bombing attributed to Mr. Rudolph was on Jan. 29, 1998, at a Birmingham clinic that provided abortions.

He did not mention Chechnya, but the attack bore the characteristics of previous bombings attributed to the separatist war there.

Most of the bombings attributed to the African National Congress in recent months have involved limpet mines.

The Corsican coast is less developed than France's Mediterranean coast, due in part to bombings attributed to the nationalist movement against a number of second homes belonging to non-natives.