Since 2013, at least 29 secular activists, publishers, minorities and advocates of free thinking have been killed in grisly attacks, which are believed to be works of militants. Trial for only one such brutal attack has been completed so far.

New York, Boston and other cities in the United States bolster security after deadly gun and bomb attacks on civilians in Paris, but law enforcement officials say the beefed-up police presence is precautionary rather than a response to any specific threats.

At least 127 people are killed in multiple gun and bomb attacks in Paris. France declares national state of emergency and closes its borders after attack.