This was written on Twitter by the head of the Ministry of Internal Affairs of Spain, Juan Ignacio Zoido.
He was a 26-year-old Spaniard of Moroccan origin who arrived in the country on the tip of the leaders of the militants.
Earlier in Britain, five foreigners suspected of organizing explosions in the London Underground were detained.
A similar incident happened recently in Finland, when an Arab attacked a passerby in the city of Turku. In the temporary center for refugees, they reported the suspicious behavior of a man who listened to the sermons of "IG".
European institutions want to strengthen the fight against terrorist threats within the framework of Europol, which Britain also wants to join.
As reported in the "URA-Inform", recently in Afghanistan, a suicide bomber activated his belt when attacking the NATO convoy.