Deadly knife crime: How does London compare to New York?
Twenty-two people were also injured, police said.
The 8-metre-tall 'Knife Angel' sculpture, made of 100,000 blades confiscated by the British police, highlights the country's knife crime.
The officer, whose life in not in danger, was transferred to hospital. His assailant was shot and is receiving treatment.
The man used a shopping trolley to help assist the police. A GoFundMe page has raised over $100,000 for him.
It's after officers had asked two men to move on in Brussels but one of them pulled out a knife and had refused to drop it
A Palestinian man who stabbed an Israeli man to death in the West Bank was subsequently shot and wounded by a civilian
Police in the Netherlands say the two victims injured in a stabbing at Amsterdam's central station were U.S. but that the attacker did not know
22-year-old Ichiro Kojima has been arrested on suspected murder, on board a Shinkansen bullet train on Saturday night.
An assailant shouting "Allah Akbar" killed a passer-by in a knife attack that also wounded four others in the heart of Paris late on Saturday before he was shot dead by police, French authorities said.
The killing spree in London continues to show no sign of abatting a rise in crime in the capital