Russia

Russia is a country in and  and is currently the largest country in the world by land size. It's capitol city is Moscow.

History
Patty and Selma once visited Lenin's tomb.

Homer once got into trouble with Russian authorities while he was in the navy.

Russia's curling team also finished third in the 2010 Vancouver Winter Olympics, which the USA won.

There is also a Russian District in Springfield which is very much like it is in Russia with things like street chess games.

Some Russian models arrived at M after Moe transformd it into a more attractive place.

Termites from Russia once infested the Simpsons' home after a Russian hockey player gave Lisa a hockey stick with the bugs in it.

Zhenya and her father are from Russia. When Bart daydreams about Zhenya, he imagines the two of them in Russia and at Lenin's tomb.

Non-canon
During a lightning storm, a radio announcer stated that astronomers from Tacoma to Vladivostok were reporting an ionic disturbance in the vicinity of the, and that all necessary precautions should be taken. Homer, who was driving to the Lard Lad Donuts shop, dismissed the warnings and scoffed, "Eggheads... What do they know?"