Its certainly telling that this post got "flagged". Exactly what the opening lines of the article describe: "we don’t have the right to show humanity towards Palestine".
I don't think that's what's happening here. The flags are coming from users (as explained in https://news.ycombinator.com/newsfaq.html ). We can only guess why users flag things, but when I looked at the flagging histories, they didn't seem focused on this issue; rather they were the most common type of flag, from users who don't want to see flamewars or too much politics on HN. For example, here are other submission…
Ever thought about the morality of your actions as a moderator, however aligned they may be with the needs and requirements of the site, dang?