So, they booed the national anthem because of the 1845 potato famine and because a majority of their fellow countryman voted to leave the EU?
In hindsight I don't know why I couldn't work that out for myself at the time!
https://www.independent.co.uk/sport...hy-did-they-boo-jacob-rees-mogg-a9039561.html
Edit: On the whole Liverpool wanted to remain thing 58.2% voted remain, clearly a bigger majority than the rest of the country but hardly an overwhelming majority.
And what about other areas of Liverpool, do they not allow fans from the areas below to support them?
District Leave Remain
St Helens 58% 42%
Halton 57.4% 42.6%
Warrington 54.3% 55.7%
Knowsley 51.6% 48.4%
Cheshire West and Chester 50.7% 49.3%
Wirral 48.3% 51.7%
Sefton 48.1% 51.9%
Liverpool 41.8% 58.2%