There are never any sources on these things until 20 years after the fact. So we really don't know. But if you'd gone ahead and assumed America had a hand in every coup in the Western world over the past century, you'd at least have a pretty good batting average.

By that logic it could also be the British.

Essentially it's unsubstantiated claims made largely out of thin air. It's useless.

You're not wrong, but it is still wrong to claim blame for specific events without evidence. The comment you are replying to clearly asked for specifics.