(Classical) Eurasianism (Russian: evraziistvo) was an ideological-philosophical movement among Russian émigré intellectuals in the 1920s and 1930s. Its founders were the ethnologist and linguist Nikolai Sergeevich Trubetskoi, the geologist and economist P. N. Savitskii (1895–1968), the musicologist P. P. Suvchinskii (1892–1985), and the religious philosopher Georgii Vasil'evich Florovskii. Later in the 1920s major supporters and theoreticians joined the movement, including the historian G. V. Vernadskii (1886–1967) and the philosopher Lev Platonovich Karsavin.

Eurasianism was born as a reaction to the Russian revolution and the political situation in Russia after the crisis of World War I, revolution and civil war, and the Bolsheviks' rise to power. The Eurasians were not opposed to the revolution, as it put an end to the bankrupt European tsarist regime, but were against communism, which in their view was also a typical European product. As Russians were not Europeans according to the Eurasians, Russia needed its own...