What country was Sputnik 1 launched from?

Sputnik-1 was launched from site No.1, at the 5th Tyuratam range, in Kazakh SSR (now at the Baikonur Cosmodrome) Kazakhstan, former Union of Soviet Socialist Republics (USSR).

Sputnik 1 was launched from Gagarin's Start which is the 5th Tyuratam range, located in Kazakhstan (A country of west-Central Asia, south of Russia) where the Baikonor Cosmodrome is now.

The Union of Soviet Socialists Republics (U.S.S.R.)