There is so much confusion in this specific area. Here is great read from an award winning political analyst...
...It is certainly a neo-colonialist project. Going back to the Mandate era, the League of Nations’ Palestine Mandate was literally drafted by the organized Zionists, the aim being to implement an occupation regime that would accommodate their goal of displacing and dispossessing the Arab inhabitants with mass waves of Jewish immigration. The idea was that the right to self-determination of Palestine’s inhabitants would not be respected until the Jews became a majority. This was in keeping with the British and Zionists’ concept of “the democratic ideal” (as discussed between Lord Arthur Balfour and Zionist leader Chaim Weizmann). It was a colonialist project from the outset, and so remains today....
ISRAEL’S PROJECT OF COLONIALISM
People returning to an ancestral homeland are, by definition, not colonizers. This would mean that the return of the Arabs who were displaced in the wars of 1948 and 1967 who want to return with the goal of displacing and dispossessing the Jewish inhabitants with a mass wave of immigrants in order to obtain a majority would be, in fact, a colonialist project.