The digital euro has enraged half of Brussels. Here’s what you need to know.

It is true that their failure was due to internal corruption and not the issues that led to the subprime crisis. I misunderstood the question and concede the point.

But the subprime crisis (or the financial landscape after it) did expose the frailties (and in those cases I mentioned, corruption) of the Portuguese banks and was a non-insignificant factor in their demise. But I suppose you can say the same for a lot of other banks in other countries.