Police authorised to shoot and kill in $40 million “ring of steel” security for royal wedding

Don't mess with the royal wedding as police have been instructed to “do whatever is necessary,” including shoot to kill — to ensure the safety of Prince Harry and Meghan Markle on their big day

That’s the message British authorities are sending out about security arrangements as Prince Harry and Meghan Markle plan to tie the knot on Saturday.

Snipers in full military gear roamed London’s streets — with officers given orders to “do whatever is necessary,” and also to shoot to kill, according to the New York Post.

Operations will have been planned for months,” security expert Will Geddes told the Daily Star.

Police will have mapped the area, established risk profiles and worked out the modus operandi of high-risk groups.

Police will be looking for a variety of threats,” including ISIS terror threats, stalkers, and YouTube pranksters, he added.

The $40 million US security bill for a “ring of steel” perimeter is even higher that that of Prince William and Kate Middleton’s wedding day, according to The Sun.

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The country has been on high alert after a spate of terror attacks, including incidents on London Bridge, Westminster Bridge and Manchester Arena.

Vehicular attacks, as well as those by a lone attacker with a knife, could spark pandemonium in the crowds. The objective of such attacks would be publicity, Mr Geddes said

The world will be watching — nothing can afford to go wrong, he said

Police also have asked the public not to toss confetti or other festive items during the event — citing security — and sanitation concerns, according to the Windsor & Eton Express.

Please do not throw confetti or any other items at any time during the day, particularly during the procession

It poses a potential security risk and it’s a bit of a pain to clean up!” the Thames Valley Police tweeted.

This article first appeared in the New York Post