By Jack Newman For Mailonline
Published: 13:18 BST, 26 May 2019 | Updated: 15:43 BST, 26 May 2019
British spies stashed Russian defence secrets in a packet of loose leaf tea on board a Blackjack bomber travelling to Venezuela in an audacious plot.
The plans were hatched by MI6 working with the CIA and Mossad, the national intelligence agency of Israel, who wanted information on upgrades to the supersonic bombers.
It involved an unwitting Russian crew drinking tea during a flight from Russia to Caracas with the secrets stashed at the bottom of the packet by a Western source in the country.
A daring plot to steal Russian secrets about upgrades to their TU-160 Blackjack bombers (pictured)
The defence secrets detailed Russia's multi-million pound upgrade for their supersonic TU-160 bombers, otherwise known as Blackjacks.
The bomber's upgrades have transformed its defensive capabilities which make it difficult for enemy fighters to lock on to it, according to The Sunday Express.
Western air forces wanted more information about the Blackjack's vulnerabilities and so the daring plan was hatched.
The plans were stashed at the bottom of a packet of loose tea which was calculated to be the right