I did not know this:
… having a .com domain name for [your] website is sufficient for [you] to be subject to US jurisdiction – which allows for nasty stuff like the US government seizing [your] website or extradition to USA to stand trial over there based on allegations alone.
The bottom line: If you have a .com domain name, or other at-risk domain names like .net, you are subject to US domestic laws and jurisdiction.
Food for thought from Have a .com web address? Know the legal risks by Vikram Kumar | National Business Review.