Treaties just make the legal process smoother, you don't have to argue the base case.
Any government will give you up if they feel like it.
As Roman Seleznev (son of Deputy of the Russian State Duma, Valery Seleznev) discovered when he was arrested by the authorities in The Maldives for massive credit card fraud and handed over to the US for extradition and ended up with a 27 year sentence.
And now Tom Hanks is a Greek citizen, a country that doesnt have an extradition treaty with the US.
Treaties just make the legal process smoother, you don't have to argue the base case.
Any government will give you up if they feel like it.
As Roman Seleznev (son of Deputy of the Russian State Duma, Valery Seleznev) discovered when he was arrested by the authorities in The Maldives for massive credit card fraud and handed over to the US for extradition and ended up with a 27 year sentence.
https://krebsonsecurity.com/2017/04/the-backstory-behind-carder-kingpin-roman-seleznevs-record-27-year-prison-sentence/comment-page-1/