Earlier quoted context omitted.
The US is thoroughly corrupt and immoral, mostly in the name of cold war morality. It's allies would be wise to reconsider who we truly are.
Maybe. But evvvveryone spies on everyone, except those who cannot muster the resources to do so. It is entirely expected, by allies and enemies alike. Setting a moral example by Doing the Right Thing would be a ridiculously huge mistake. Geopolitics is not for nice people.
Sure, there was a great deal of naivety on the part of the European Nations that were lining up to share the Great Firehose (As you say, 'If you could, Why wouldn't you?').
It is also true that there was a certain amount of 'beers, bribes & hoe's for the bros' involved but I honestly don't think that anyone in Europe ever truly considered that any intel gathered would be used by the US in the way it was.