This is The Guardian.

It's the morning after all the fun and frolics of Liberation Day.

The United States will implement reciprocal tariffs on other nations.

The United Kingdom, 10%.

Aside from 25% tariffs on the UK car industry,

Britain got away with 10%,

which still looks like bad news for the economy

and the public finances.

Clearly, there will be an economic impact

from the decisions that the US has taken,

both here and globally.

Worse still, we know that Trump tends to change his mind in very unpredictable ways.

So now that he's upended the world economy, what might happen next?

I'm John Harris and you're listening to Politics Week, the UK UK for The Guardian.

For the first half of today's episode, I'm joined by a very esteemed guest, Kim Darrock,

the former UK ambassador to the US. Hello. Hello. Thank you for joining us. Now, if we're talking about Donald Trump's relationship with the UK, you clearly have

quite a fascinating personal history on that score.

You were ambassador to the US during Trump's first term in office, and you found yourself

in the midst of pretty spectacular controversy.

In July 2019, something you had sent to the British government was leaked,

a memo in which you described Trump's government as dysfunctional, inept and divided.

Donald Trump responded to those memos by promising he would no longer deal with you,

...