The American Jewish Committee, going back to 1917 in the United States, expressed grave warnings that a Jewish state could oppress non-Jews in Palestine.

Mainstream Jewish organizations knew endless violence and oppression would result from imposing a Jewish state in Palestine against the stated wishes of its non-Jewish inhabitants. This has proved accurate, most recently in Israel’s methodical destruction of the means of life for millions in Gaza, and increasing state and settler terror against residents of the occupied West Bank.

Source: Opinion | Many Jews and Jewish Organizations Recognized the Dangers of Zionism. They Were Right | Common Dreams