Europe is a world of warcraft patch work on my version of the game?

Imjust Hi dwonloaded the 6th part of the patch 2.4.3 to 3.0.1 and I noticed a stain worki plz tell me that Europe will be in my version

In the British version of WoW is the European version, so yes it will.

ULDUAR world of warcraft patch 3.1