He was a member of the Democratic Fraction , an opposition group at the Zionist Congress that lobbied for cultural as opposed to political Zionism .
Ehrenpreis was an early adherent of Zionism and helped Herzl establish the first Zionist Congress .
Ehrenpreis was a adherent of the Democratic Fraction , an opposition group at the Zionist Congress that lobbied for cultural as opposed to political Zionism .
Ehrenpreis was an early adherent of Zionism and helped Herzl establish the first Zionist Congress .