What are you talking about? Iran topics get flagged at least as often as Gaza (in proportion to the amount to posts on the topic).

https://news.ycombinator.com/item?id=46599742

https://news.ycombinator.com/item?id=46849715

https://news.ycombinator.com/item?id=46553599

https://news.ycombinator.com/item?id=46839106

https://news.ycombinator.com/item?id=46754132

https://news.ycombinator.com/item?id=46624529