This document provides information on the Irish Jewish communities and their origins. It summarizes the history of the Jewish community in Ackmene, Lithuania, which faced persecution under Tsarist rule in the late 19th century. Many Jews from Ackmene then emigrated, with some settling in Ireland in the 1880s to escape persecution. The document outlines the origins and gradual decline of the Ackmene Jewish community. It also discusses genealogist Stuart Rosenblatt's research finding that many Irish Jews can trace their roots back to Ackmene, Lithuania.