Mizrahi Jews Some Mizrahim migrated to India, other parts of Central Asia, and China. In some Mizrahi Jewish communities (notably those of Yemen and Iran), polygyny has been practiced. After the establishment of the State of Israel and subsequent 1948 Arab–Israeli War, most Mizrahim were either expelled by their Arab rulers or chose to leave and emigrated to Israel. According to the 2009 Statistical Abstract of Israel, 50.2% of Israeli Jews are of Mizrahi or Sephardi origin. Anti-Jewish actions by Arab governments in the 1950s and 1960s, in the context of the founding of the State of Israel, led to the departure
Ashkenazi Hebrew from Spain in 1492 (or before) the Sephardic pronunciation of the vowels became standard in all these countries, ironing out any differences that previously existed. This makes it harder to adjudicate between the different theories on the relationship between today's pronunciation systems and those of ancient times. Leopold Zunz believed that the Ashkenazi pronunciation was derived from that of Palestine in Geonic times (7th–11th centuries CE), while the Sephardi pronunciation was derived from that of Babylonia. This theory was supported by the fact that, in some respects, Ashkenazi Hebrew resembles the western dialect of Syriac while Sephardi Hebrew resembles the