As chair of the American Provisional Executive Committee for General Zionist Affairs, Brandeis raised millions of dollars to relieve Jewish suffering in war-torn Europe, and from that time "became the financial center for the world Zionist movement."
Selaku ketua American Provisional Executive Committee for General Zionist Affairs, Brandeis mengumpulkan jutaan dolar untuk memulihkan penderitaan orang Yahudi di Eropa dan sejak saat itu "menjadi pusat keuangan gerakan Zionis dunia."