Genetically, Palestinians have a stronger connection to the land that was Canaan than the Ashkenazi Jews who came from Europe in the 19th and early 20th century to create the state of Israel by turning 750,000 Palestinians into refugees.

If you look at the first articles under history here, you'll see more about this: https://medium.com/@comrademorlock/a-guide-to-my-posts-about-israel-and-palestine-b9525cfeb124