I agree that's part of the culture but it comes down to religion. If you are of Jewish faith, you have automatic citizenship in Israel.

When Ethiopia had its famine in the early 90's, the Ethiopian Jews, who were Black and culturally Ethiopian, https://en.m.wikipedia.org/wiki/Operation_Solomon#/media/File%3AFlickr_-_Government_Press_Office_(GPO)_-_LINE_OF_ETHIOPIAN_IMMIGRANTS_STREAMING_OUT_OF_THE_HERCULES.jpg were evacuated to Israel simply because of their Jewish faith. Race had nothing to do with their becoming Israel citizens.