British police on Friday said they arrested a knife-wielding man outside Buckingham Palace, APA reports quoting Anadolu Agency.
The Metropolitan Police said two officers were slightly hurt while detaining the man, who has been charged with grievous bodily harm.
Friday's incident took place at 8.35 p.m. local time.
The area around the palace has been sealed off, local media reported.
Buckingham Palace is the London residence of the British monarch.