A spate of deadly attacks across Europe over the past two years have left many citizens living in fear, reports Daily Mail.

In 2014, four people were killed in a deadly attack in Brussels, in 2015 a staggering 267 people were slain in atrocities across the continent and so far, in 2016, 172 have died in terrifying attacks.

Here are just some of the deadly attacks in Europe since 2014:

2014

Brussels, Belgium: May 24 - Four killed

Tours, France: December 20 - Three injured  

Dijon, France: December 21 - 13 injured

Nantes, France: December 22 - 11 injured 

2015

Paris, France: January 7 - 12 killed

                     January 8 - one killed and one injured

                    January 9 - four killed

Copenhagen, Denmark: February 14–15 - two killed and five injured

Paris, France: April 19 - one killed

Zvornik, Bosnia and Herzegovina: April 27 - one killed, two injured

Diyarbakır, Turkey: June 5 – Four killed, more than 100 injured

Lyon, France: June 26 - one killed

Ankara, Turkey: October 10 - 102 are killed, more than 400 injured

Paris, France: November 13 - 137 killed, nearly 400 injured

Sarajevo, Bosnia and Herzegovina: November 18 - Two killed, five injured

2016 

Brussels, Belgium: March 22 - 35 killed, more than 300 wounded

Magnanville, France: June 14 - two killed

Istanbul, Turkey: June 28 - 41 killed, more than 230 injured

Nice, France: July 14 - 84 killed

Wurzburg, Germany: July 18 - five injured

Munich, Germany: July 22 - nine killed 

Ansbach, Germany: July 24 - 15 injured

Rouen, France: July 26 - one killed