Britain fell due to the necessity of containing a neighbouring state which have bigger population, better productivity, and the advantage of not having an empire abroad of a continent.
At the end, the Brits fell after pummeling Germany two times.
Both haven't recovered fully today.
So this historical analogue doesn't really speak well to both US and China in the next, say, 3 generations. Wonder who would be the US in this situation though.
second link is only regarding goods. goods + services, US is EU top trade partner
third link: there are now Japan/Australian/US/UK/France/German warships patrolling in the indo-pacific region.
fourth link: costly to maintain, uncertainty post covid