The early 2020s saw Denmark [[2022_Danish_European_Union_opt-out_referendum|abolishing one of its three opt-outs]] and [Croatia_and_the_euro|Croatia adopting the Euro].
The early 2020s saw Denmark [[2022_Danish_European_Union_opt-out_referendum|abolishing one of its three opt-outs]] and [[Croatia_and_the_euro|Croatia adopting the Euro]].