As is traditional with Judaism, they do not seek converts, and members must study Judaism for a year before undergoing a traditional conversion requiring men to be ritually circumcised and women to undergo ritual immersion in a mikvah.
In 2012, five suspected antiquities robbers were caught at Kharruba, after damaging a mikveh (ritual bath) dating to the Second Temple period and trenches used as hiding places during the Bar Kokhba rebellion.
In 1898, Theodor Herzl met the German Emperor Wilhelm II at the main entrance of Mikveh Israel during Herzl's sole visit to Palestine.
In 2001, archaeologists discovered a mikveh (ritual bath) near to Old Jewry, on the corner of Gresham Street and Milk Street, under what is now the State Bank of India.