Although the membership of the organisation never exceeded forty, it played a significant role in mobilizing Jewish labour activism during its short span of existence.
[4] Liebermann, who himself was a former Orthodox Jew and a drop-out of the rabbinical college of Vilna, adopted a staunchly internationalist and anti-religious approach.
[4] Some demands of the Hebrew Socialist Union, such as a call for a ten-hour working day, were well received amongst the Jewish community.
But the organisation found itself at loggerheads with the leaders of the Jewish community once it had begun to protest high fees for synagogue marriages.
[1] The Jewish Chronicle, an organ of the Anglo-Jewish establishment, called the representatives of the Hebrew Socialist Union as non-Jews, 'missionaries' and 'enemies'.
Verbal attacks against the Hebrew Socialist Union on behalf of local rabbis persisted, and splits emerged between the founders of the organisation.