No, and geographically it doesn't make much sense. Czarist russia could be a kind of model for the Great Kingdom, but I really think, politics wise, it seems more like imperial china. <shrug>

<pure, recreational speculation>I kinda envision it like Imperial Rome, expanding outwards, establishing garrisons in remote, "barbarous" wilderness areas of Europe; limited trading with the "local tribespeople", and so forth. Or, by analogy with REH's Aquilonia, which was expanding westward into the Pictish Wilderness and northward into Cimmeria.</pure, recreational speculation>

Moscow is the Third Rome, and a fourth there shall not be!

Seriously, though, the Tsars saw themselves as inheritors of the East Roman Empire, and therefore, of Rome.

So did the Ottomans, to a lesser extent. Kaiser-i-Rum= Caesar of Rome.

Good point. The whole Russia thing, or even the Ottoman parallell are interesting given the slavic names used by many Thonians in the DA modules...

-Havard

The main connection that I see is that the Great Kingdom, in the Greyhawk setting, is ruled from a Malachite Throne, and the Winter Palace famously contains a .