Demographics of Brazil but also other many indigenous Brazilian ethnic groups). Starting in the late 19th century, Brazil received substantial post-colonial immigration from several other regions, mainly from peoples of what are now the countries of Italy, Germany, Spain, Poland, as well as Arabic-speaking Christians from the Levant (mostly from what is now Lebanon, and less so from what is today Syria), Ukraine, Japan, the People's Republic of China and Korea. Jews in Brazil are a small but sizable population, and they include mostly Ashkenazi Jews (who also arrived with the post-colonial contingent of European migration), a smaller proportion of Sephardi Jews (mostly
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