weird. there are no portugese in US, japan.
but there are in China Macau, EU & across the world.
Also site doesn't opens even for read only. what about /world/?
and using this troublesome CDN is does not fit concept of your lightweight minimalistic web1.0 nojs aesthithics site at all.
not many people used your site & knew it. now it'll be less.
as for spam, nothing prevents spammer get blocks of US ip, vpns, solving captcha. but for casual people on some old obsucre console webbrowser -that's a trouble. just get janitors, moderators.