People who live in glass houses should not throw stones
If some entity is stating themselves to be an arbiter of truth, it's not unfair to critique other actions by that party, even if it's not directly relevant to the topic. Whataboutism can provide an indication of the underlying process/affiliation of that party.
^ A teacup defence of whataboutism.
We need to erase the Cold War term "whataboutism". It's cold war boomer brain poison that disabled the critical thinking capacities of an entire generation.
Context and understanding the situation to make better decisions? WHATABOUTISM!
The West has suffered enormously from this deliberate myopia.