The also refused to participate in a minute of silence before kick-off for at least 200 people who died in the Valencia floods.
If anyone wants to know what kind of people they are, this shows it. They believe themselves superior to anyone and they extend empathy to no one.
That could happen. Last time the US started a trade war with Europe it didnt go so well for them though. And as Trump is looking at another trade war with China, and maybe also going to war with Iran all sounds a bit too ambitious at once.