Russia

Russia is a nation-state on the European and Asian continents on Earth. Moscow is both its largest and its capital city, and St. Petersburg is its second largest city. People or things originating from Russia are described as Russian.

Between 1922 and 1991, Russia and several neighboring countries joined into a single communist entity known as the Soviet Union. The Soviet Union fought with the Allies during World War II.

Russians were amongst the passengers aboard the generational ship launched in the late 2040s that would colonize Hebron in 2096. Russians were amongst several groups who also left Earth in 2170 to protect their cultural identity. (Dominion War Timeline: "The Ramadan Offensive: Ash-Sham Sector: August-September 2375")

In at least one timeline, Russia was nearly destroyed by America's and China's nuclear weapons in August 2053 during World War III. (Missing Link)

23rd century Starfleet captain Alec Grigory was of Russian descent. (Star Trek: Eagle; Project Potemkin)

Pavel Chekov was born in Leningrad in 2245. (: "Duties and Responsibilities")

Susan Mirsky was born in Pskov in 2248. 

The 24th century starship USS Nevsky (NCC-71038) was named after Saint Alexander Nevsky, a Russian military commander and statesman during the 13th century. (Last Unicorn RPG: The Dominion War Sourcebook: The Fires of Armageddon)

Yuri Butler was born in Moscow and raised in the Children's Enclave there. 

24th century engineer Mikael Czawlytko was of Russian and Polish descent.

Vasili Tabaichakov is born in Vladivostok on 29 March 2320. (Eighth Fleet RPG)

Natalya Zhurova was born on 25 September 2341 in Togliatti. (Star Trek: The Nomad Frontier)

Irina Nielsen was born in Moscow in 2357. (Star Trek: Omega Force-"Destiny at Magor")

The SS was built at Baikonur Cosmodrome before being commissioned in 2363. 

The 25th century starship USS Karelia was named after the Karelia region on the Finnish-Russian border.