The foreign Jews have a bigger stick, a never-ending persecution narrative, and self-serving Scriptures to wield as a weapon.
Partitioning Palestine, did not only bring foreigners to Palestine (many were welcomed by the Arabs, helping them escape the massacres in Europe), not only brought Westerners, but Westerners with superior knowledge, assets, weaponry, and political connections.
Land is only a portion aspect of the invasion and subjugation of the locals.