Lemmy.ml, the most popular instance fo Lemmy out there, is not accessible in my country unless I use a VPN. But, I can subscribe to any community that exists on lemmy.ml from here and even post on those communities from this account.
I love this aspect of Lemmy.
A lot of censorship-happy governments have specific message that show up when a page is blocked telling you quite explicitly that the page you’re trying to access is banned.