The Baron was not part of the World Zionist Organization, but had funded the Jewish agricultural colonies of the First Aliyah and transferred them to the Jewish Colonization Association in 1899.
O barón non era parte da Organización Sionista Mundial, pero financiara as primeiras colonias agrícolas xudías durante a primeira grande ouleada de inmigración xudía a Palestina na década de 1880, e trasladounos á Jewish Colonization Association en 1899.