So trump seems to be very unpopular in the UK, as evidenced by the protests

[muriel_volestrangler]

3. The government (who tell the royals what to do) are sucking up to him, to avoid higher tariffs

and also tantrums about Ukraine. They don't have the money to have principles about this.

Yes, he's unpopular, with all voters except Farage's Reform company: https://yougov.co.uk/politics/articles/53001-how-do-britons-feel-about-the-2025-trump-state-visit

He is more disliked than any other non-UK politican apart from Putin and Kim Jong Un: https://yougov.co.uk/ratings/politics/popularity/foreign-politicians/all (that lists 'popularity', but if you click on each, you also get a 'disliked' figure - to get to Trump's 70%, you have to be well known. Xi Jinping has a slightly lower Popularity figure, but much lower 'disliked', with quite a few having not heard of him (!)).

Another poll:

British public remains sceptical of the US president: 61% of Britons say that they do not like Donald Trump. A similar proportion (62%) say that Britain does not need a leader like him.
Impact of Trump's presidency on British interests: 43% of Britons believe that President Trump's actions negatively impact British interests (20% say positive), rising to 55% among those aged 55 and over. Those aged 16-34 are split, with 31% each believing that his actions have had a negative and positive impact.
https://www.ipsos.com/en-uk/mps-have-more-confidence-us-uk-special-relationship-british-public-according-ipsos-poll