Well it would have to be a UK address since you have a UK account. The problem is that even then you are not going to be able to access a lot of content. Your account may say UK but your IP address is going to give away that you are in Croatia.
Did this solve your problem?
Sorry this didn't help.
Great! Thanks for marking this as the answer.
How satisfied are you with this reply?
Thanks for your feedback, it helps us improve the site.