Russia (Earth-90: Pre-Crisis)

Russia was a country on Earth-90.

The Museum theft
In 1990, the country's government allowed for the first time the display of the Death Mask of Rasputin in the United States. The mask was sent to the museum in Central City. After an incident where the mask was targeted by a group of thieves, the mask's showing was extended for another month when the Flash stopped the group in question.

Trivia

 * It is unknown how the mask of Rasputin managed to go back in Central City in the erased future showed in Fast Forward.