[dr_dshiv]

“Of the Union's 27 states, only three have an official state religion, these being Denmark (Church of Denmark), Greece (Church of Greece), and Malta (Catholic Church).” https://en.wikipedia.org/wiki/Religion_in_the_European_Union

[jelliclesfarm]

I think you mean State Religion and if you are looking up wiki, here it is: https://en.m.wikipedia.org/wiki/State_religion