Things are looking a bit rough in Eastern Europe.
Curiously the only country in South America suffering something like a Delta wave (in cases at least, not deaths so far) is Chile, the most restricted and vaccinated of all. That might be exactly the reason: it had far less naturally infected than its South American counterparts and relied almost entirely on Coronavac, and let's not mince words here, that is the worst Covid vaccine.
The fact that India apparently developed a much better inactivated virus vaccine than China has got to sting...