https://store.steampowered.com/app/227180/Kingdom_Wars/
Kingdom Wars is a free-to-play 3D MMORTS with battles, a first for the genre, where pay-to-win, as is common in this genre, plays no significant role. Kingdom Wars features a beautiful 3D world where players build fortresses, manage cities, complete quests, and rule entire empires.

The key has no territorial restrictions - REGION FREE and is suitable for activation in any country.