Didn’t the U.K. support the Confederacy?
Never openly. They built some warships for them, and at one point, after the Union seized two of their ambassadors, there were rumblings about them declaring war. But the Court of St. James's never formally received the ambassador from the CSA and he eventually returned home having accomplished nothing.
That is a complicated subject.
I recently read an interesting book on that, A World On Fire, by Amanda Foreman. It’s only about 900 pages, so feel free to read it and draw your own conclusions.
There was one Englishman who fought in the Confederate army, the US Army, and the US Navy. Now that’s what I call complicated!
Didn’t the U.K. support the Confederacy?
...
They had lucrative ties to Big Cotton, and the Union feared that at some point they would enter the war, but they didn’t.