bomb has exploded outside the offices of a political party in the northern town of Santona, Spain, but no one was injured.

Four bombs exploded today near a power plant in the Basque region after a warning call from the separatist group Eta.

A small rudimentary bomb exploded today outside the Italian Cultural Institute in Barcelona, injuring a policeman and killing a bomb-sniffing dog, the Italian Embassy said.

An explosion damaged the Italian Cultural Institute in Barcelona today and injured a policeman, the Italian Embassy said.

Two grenades exploded close to an airport in north-eastern Spain today following a warning call by the Basque separatist group ETA.

At least 18 people were slightly injured in the nearly simultaneous ETA blasts in Spain today.

At least six small bombs exploded in cities around Spain today after telephone warnings from callers claiming to speak on behalf of the armed Basque separatist group Eta, news reports said.

A number of blasts have gone off in Spain, after a warning by ETA that it had planted explosive devices in four Spanish cities.

A caller claiming to speak on behalf of the armed Basque separatist group ETA today said explosive devices had been planted in four Spanish cities, a Basque newspaper reported.