I don't see how this qualifies. Being given weapons isn't part of sovereignty, and putting conditions on the continued flow of weapons isn't a violation of it.

I don't see how this qualifies. Being given weapons isn't part of sovereignty, and putting conditions on the continued flow of weapons isn't a violation of it. Economic coercion attempting to violate sovereignty would be something like the threatened (actual?) tariffs on Brazil for imprisoning Bolsonaro.