Yes Welcome to the London Tea Party and don't be surprised if a couple of diplomat's vehicles end in the Thames.
Except this time you're using our facilities without paying and we're the ones who are getting mightily angry.
London (under populist leftist mayor Ken Livingstone) has introduced a very successful Road Pricing scheme which has reduced pollution and made London a much more pleasant place to be,
But the US Government isn't playing- or paying. Already the American Emabassy owes nearly a Million quid- that's two million dollars even though the US is studying the way the charge works in London and proposing to introduce it back in the States.
Of coruse there's an easy way for the US embassy to avoid paying-completley legally. Dump the gas-guzzlers and switch to electric vehicles. They can use the City roads toll free.
The Link is here