(Reuters) – Here is a timeline of some major events since ETA was founded.

1959 – ETA is formed during dictatorship of General Francisco Franco to fight for Basque self-determination.

1968 – ETA carries out first killing: victim is Meliton Manzanas, police chief in the Basque city of San Sebastian.

1973 – Franco's Prime Minister Luis Carrero Blanco is killed when his car drives over explosives planted by ETA in Madrid.

1980 – In its bloodiest year, ETA kills nearly 100 people despite Spain's return to democracy.

September 1985 – First ETA car bomb explodes in Madrid. A ...