Timeline: Terror attacks in Western Europe

Islamic Extremism

People react as they are evacuated outside the French satirical newspaper Charlie Hebdo’s office, in Paris, Wednesday, Jan. 7, 2015. (AP Photo/Francois Mori)

A deadly assault by three masked gunman Wednesday left 12 dead in the Paris offices of satirical magazine Charlie Hebdo. It is the deadliest terrorist attack in postwar France. Below, a timeline of some other terror attacks in Western Europe.

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Masked gunmen kill 12 in attack against French satirical newspaper

Video shows gunmen at Paris newspaper shooting

Global leaders condemn attack against French newspaper

Social media reacts to French newspaper Charlie Hebdo shooting