Ethnic groups in Europe Europe have become a noticeable minority. According to the Pew Forum, the total number of Muslims in Europe in 2010 was about 44 million (6%), while the total number of Muslims in the European Union in 2007 was about 16 million (3.2%). Judaism has a long history in Europe, but is a small minority religion, with France (1%) the only European country with a Jewish population in excess of 0.5%. The Jewish population of Europe is composed primarily of two groups, the Ashkenazi and the Sephardi. Ancestors of Ashkenazi Jews likely migrated to Central Europe at least as early as
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