Do you realize how difficult it is to move from one country to another? It's expensive as hell, and if you're a US citizen you still owe taxes on money you make while living abroad.
Set up 2FA/MFA for all of your accounts wherever supported. It's probably one of the few easier things you can do that is missing from your list, and you will vastly improve your security posture for it.
I just use Google authenticator but there are plenty of other apps out there if you'd prefer something else.
Legally, you cannot refuse. DMCA is written such that the host must take down first and ask questions later.