[2] The BSA had branches in Minsk, Vilnius and Saint Petersburg.
After the February Revolution in Russia, the political activity in Belarus increased, and in summer of 1917 the BSA gave rise to the Communist Party of Byelorussia, Belarusian Party of Socialist Federalists [ru; be; be-tarask; uk], Belarusian Party of Social-Revolutionaries [ru; be; be-tarask; pl; uk] and the Belarusian Social Democratic Party [be; be-tarask].
Vladimir Lenin described BSA as a "nationalist petite bourgeoisie party of left-populist orientation".
[3] The 2nd Congress of the Soviets of the Western Province (Russia) declared the Council of the Belarusian People's Republic counter-revolutionary and anti-Soviet.
[2] After the Polish-Soviet War, many activists of the BSA have found themselves in Poland, which acquired Western Belarus, and they struggled for the Belarusian autonomy.