Oh come on, the Argentines didn't use missiles and aircraft of French origin to attack our Royal Navy and Army in the Falklands War back in 1982 did they.
Oh wait, they did...![]()
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But what they also did was take those missiles and aircraft of french origin, and practiced on some of their own frigates. Which by sheer coincidence, were Type 42's with "Made in Britain" stamped on the bottom.

 

 