If you're only moving packets, you generally have nothing to fear until the EU develops into an empire, at which point there's a good chance that they will have

If you're only moving packets, you generally have nothing to fear until the EU develops into an empire, at which point there's a good chance that they will have a mandatory firewall mechanism (some members already do impose firewall rules on ISPs through the courts, AFAIK). If you have no business in the EU, generally the worst they'll do is censor your website.