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"Issues and Questions In the Historiography of Pre-State Zionism" by Joachim Martillo
http://tinyurl.com/5amlht
Highly recommended though blisteringly anti-zionist. The relevant part says this:
"Yiddishism developed as a particularly Eastern European populist Ashkenazi response to modernization.[25] Yiddishism developed into several distinct movements that sought Yiddish cultural autonomy in various forms. Yiddishism was an expression of the developing Eastern European Ashkenazi ethnic identity that was distinct from Jewish religious identity and unprecedented in the history of Jewish religion since the 10th century. Zionism was primarily an even later development among a very small group of elitist Central and Eastern European Ashkenazi intellectuals that were estranged both from Jewish religion and from Eastern European Ashkenazi culture. Such Ashkenazi intellectuals are typically called non-Jewish Jews, but they are more correctly identified as non-Jewish Ashkenazim. The animosity between Yiddishists and Zionists was immense in practically every way (viz Figure 5)."