| Official Language | Russian |
| Capital | Omsk |
| Tsar | |
| Prime Minister | |
| Establishment | 1915 |
| Currency | Siberian Ruble |
The Siberian Empire is the largest, in terms of area, of the former Russian states. It was established under Japanese protection during the Russian Civil War, initially as an ostensible Provisional Government, but it was soon proclaimed a sovereign state.