That would only be the case if the EU imposed financial sanctions on the USA (forbidden transactions with US banks), which the US would retaliate against. Addi

That would only be the case if the EU imposed financial sanctions on the USA (forbidden transactions with US banks), which the US would retaliate against. Additionally, even if enforced, it just means European visitors would see ads for American products (which they can still import) instead of local products. An own goal for sure.