Two people are dead and at least three injured after a man went on a stabbing rampage on London Bridge.
But the deadly attack follows a string of terror-related incidents in the UK capital.
London has been rocked by yet another terror attack. Source: Getty Images
DEADLY TERROR ATTACKS IN BRITAIN IN RECENT YEARS:
19 June 2017 - A British man drove a van into Muslim worshippers outside a London mosque, leaving one dead and injuring many more. The man convicted of murder said at his trial he had tried to kill as many as possible.
3 June 2017 - Three attackers rammed a van into pedestrians on London Bridge, then stabbed people in nearby bars, killing eight and injuring at least 48 before police shot all three dead. Islamic State said its militants were responsible.
22 May 2017 - A suicide bomber killed 22 children and adults and wounded 59 at a packed concert hall in the English city of Manchester, as crowds began to leave a concert by US singer Ariana Grande. Police said they believed Salman Abedi, a 22-year-old Briton born to Libyan parents, had built the bomb himself in the days before the attack.
22 March 2017 - An attacker stabbed a policeman close to the British parliament in London after a car ploughed into pedestrians on nearby Westminster Bridge. Six people died, including the assailant and the policeman he stabbed, and at least 20 were injured in what police called a "marauding terrorist attack".
16 June 2016 - Armed with a sawn-off rifle and a dagger, a man shot and repeatedly stabbed the MP Jo Cox in a frenzied street attack in her constituency in northern England a week before the European Union referendum.
22 May 2013 - Two attackers drove into and knocked down a British soldier as he crossed a street in broad daylight in southeast London, before killing him with a meat cleaver and knives. The murder gained international notoriety when one of the attackers was filmed by passers-by standing in the street with blood-soaked hands trying to justify the attack.
7 July 2005 - Four young British Muslims detonated homemade bombs hidden in rucksacks on three underground trains and a bus during the morning rush-hour, in the first suicide bombings by Islamist militants in western Europe. They killed themselves and 52 other people and wounded 700 others.