A man is to appear in court charged with attempted grievous bodily harm and possession of a knife after allegedly confronting police at Horse Guards Parade.
Prashanth Kandaiah, 29, of Thamesmead, southeast London, allegedly approached two Ministry of Defence police officers in Westminster at around 8.50am on Monday.
The incident, which police said was not being treated as terror-related, saw him restrained by officers and the use of a Taser.
The events unfolded in Horse Guards Parade, not far from 10 Downing Street and Whitehall.
Kandaiah is due to appear at Westminster Magistrates’ Court on Tuesday.
He has been charged with attempted section 18 grievous bodily harm and possession of a pointed or bladed article.