According to a source, there were 2 explosions: at Sennaya Ploschad station and at Tekhnologichesky Institut station.
In Egyptian airport of Alexandria a Russian citizen was arrested who tried to smuggle improvised explosive device (IED) to a plane heading for Istanbul, Turkey.
Turkish police detained 40 people investigating the terrorist attack in Istanbul.
At least 35 people were killed in an attack on a nightclub Reina on the banks of the Bosphorus in Istanbul.
The Russian Embassy in the capital of Syria, Damascus, was shelled twice on Wednesday, December 28.
Russian Ambassador to Turkey, Andrei Karlov was seriously injured in Ankara as a result of an armed attack on Monday. He died of the wounds.
A drunk man took 4 hostages, threatening to blow up the Citibank branch in the center of Moscow.
FSB told about preventing a terrorist attack in the Crimea, which, according to the intelligence agencies, was allegedly organized by the Ukrainian intelligence.
As reported by Reuters, citing a source in law enforcement agencies, one hostage was killed as a result of the capture of the church in the north-west of France in Saint-Etienne-du-Rouvray.
On the night of July 25, an explosion blasted in German town of Ansbach, when a man with a backpack was passing by near a wine bar. One person died, 12 were injured.