Spanish police have arrested a 74-year-old man suspected of being the author of the letter-bombs sent in late 2022 to several institutions and embassies in Spain, TV station La Sexta reported on Wednesday.
The devices were sent to targets including Prime Minister Pedro Sanchez, the Ukrainian Embassy in Madrid, government offices, a European Union satellite company and the US Embassy between Nov. 24 and Dec. 2.
One person was slightly injured.