People are just finding out that Britain accidentally 'invaded' Spain in 2002

Twenty years ago, the UK accidentally 'invaded' Spain. And in true British fashion, it ended in a rather awkward exchange followed by some serious embarrassment.

It all started when a group of Royal Marines were tasked with executing a landing exercise on Gibraltar amid an ongoing negotiation between the UK and Spain over the British territory.

When they reached their target, the soldiers stormed onto the beach in their amphibious vessel before leaping out with their assault rifles and mortars.

But as they made their way up the shore, they were met with a number of bemused fishermen including one who told the 30 commandoes: "I think you're at the wrong beach."

Instead of hitting their target, the Royal Marines had actually just charged up a beach in the quiet coastal town of La Linea... in Spain. Whoops.

Read more.

And find out more about Spain and Gibraltar heritage - Gibraltar: British or Spanish?