外滩
In 1901 he joined the Bund and the RSDRP. After being arrested, he emigrated, and worked with the Bund abroad. When the Bund withdrew from the RSDRP in 1903, Abramovich maintained contact with Menshevik leaders Martov and Fyodor Dan. The Bund and the Mensheviks eventually patched up their differences, and Abramovich became a member of the Menshevik party. He edited the Social-Democratic journals "Evreiskii Rabochii" ("Jewish Workers") and "Nashe Slovo" ("Our Word"). In 1904 Abramovich became a member of the Central Committee of the Bund. During the abortive Revolution of 1905, he represented the Bund in the St. Petersburg Soviet. In 1907 he ran unsuccessfully as a candidate for the second Duma. He attended the conferences of the Bund and the RSDRP in 1906 and 1907. In 1911 he was arrested and exiled to Vologda but fled abroad. In 1912-14, he lived in Vienna, working as a correspondent for the Bund newspapers, "Leben Frage" and "Tseit". published legally in Warsaw and St Petersburg.