R. Chaim Tzvi b. Yitzchok Yechiel Kruger (1904-1982), rabbi of Brussels, Judge of Agudat Harabonim. He was born in Zolkov, Poland and educated by his illustrious father. At age 18 he was ordained by several prominent rabbis including R. Menahem Zemba. In 1928 he was appointed to the rabbinate of Brussels where he served until the Holocaust.  Upon his escape from Belgium he coordinated with Aristides de Sousa Mendes, Consul of Portugal, together they saved some 10,000 Jews during the dark and dangerous days of World War II. An erudite rabbinical and Talmudic scholar he was appointed Chief Judge of the Agudat Harabonim in charge of Agunot and Divorce issues. He passed on in 1982 and was interred in Jerusalem.

In appearance and erudition an Orthodox rabbi of the old school, Silver possessed a scintillating and non-conformist personality and a remarkable sense of humor. His dedication and selflessness were highly regarded and he was often called upon to mediate in disputes in communities throughout the United States. Silver was a constant contributor to talmudic and halakhic periodicals. He edited part of his talmudic novellae and they were published in two volumes entitled Anfei Erez (1960–62). A biography entitled Ish ha-Halakhah ve-ha-Ma'aseh, edited by Menahem Glickman-Porush of Jerusalem, appeared in 1947.

The Divorce Delivery decree (שטר הרשאה) is signed by the Cairo Bet Din, R. Abraham Swicke, R. Moses Dwick and R. Sa'adia Elijah Mehir. It is estimated that the Jewish population of Egypt was reduced by one third between May 1948 and January 1950. The remaining Jews were expelled after the 1956 War with only a few hundred left behind. Egyptian Jews relocated to Israel, France, Brazil, the United States, Argentina and England.