From attack near U.K. Parliament to Brussels: Most recent terror attacks in Europe
A sole attacker killed four people, including a police officer, and injured at least 40 others in two apparent terror assaults near Britain's Parliament on Wednesday.
The terror attack is just the latest in a string of deadly terror attacks that have occurred in Europe over the past year.
Here's a look at a few of the most recent terror attacks in Europe:
December, 2016:
In Berlin, 12 people were killed and dozens injured after a truck attack on a popular street Christmas market. Anis Amri, a failed Tunisian asylum seeker suspected of carrying out the attack, was shot dead by Italian police four days after the attack on Dec. 19.
October 2016:
A 16-year-old boy was stabbed multiple times in Hamburg, Germany, by an assailant that was described as Middle Eastern. He later died from his injuries. ISIS took responsibility for the attack, though German officials could not confirm the authenticity of the claims at the time, Fox News reported.
July 2016:
Two men armed with knives killed an elderly priest and injured three others after seizing hostages at a Catholic church in Normandy, France. ISIS claimed responsibility. Both attackers were shot dead by French police as they attempted to leave the church.
July 2016:
In Nice, France, 86 people were killed after a large truck barreled into a thick crowd of revelers watching fireworks Bastille Day. ISIS claimed responsibility for the attack.
June 2016:
In Istanbul, Turkey, 45 people were killed and approximately 240 wounded in an attack at the Ataturk International Airport.
June 2016:
A police officer and his partner were killed in a Paris suburb by Larossi Abballa, a man who was later killed by police. Abballa had pledged allegiance to ISIS.
March 2016:
In Brussels, Belgium, 32 people were killed and hundreds wounded in suicide bomb attacks. Two suicide bombers blew themselves up in the airport's departure hall during a peak travel period, and an hour later, a bomb was ignited in a train at a busy metro station, killing 16 more people. The Islamic State claimed responsibility for the attacks.
March 2016:
In Istanbul, Turkey, five people, including two Americans, were killed in a suicide bombing. At least thirty-six people wounded, according to the health ministry.
January 2016:
In Istanbul, Turkey, 12 German tourists were killed and 15 wounded in a suicide bombing.
More coverage:
Unreported terror attacks? Here are more than 200 articles on USA TODAY covering White House's list