That was like 2500 years ago. There are Palestinians today who still carry the keys of the houses they were forced out of.
Should I have the right to go to Africa and kick people out of their houses, on the basis that all humans are believed to have originally come from Africa? There's a statute of limitations at some point, surely.
It's very important for soldiers to focus on doing "important work to defend our nation" (murdering brown kids) and that they're "productive at their jobs" (bombing hospitals)