dont forget the uk government used the 2001 terror act on them, before they failed.
No they didn't.
They used the 2001 Anti terrorism, crime and security act.
The asset freezing part of the act (Part 2) has nothing to do with terrorism.
http://www.opsi.gov.uk/Acts/acts2001/ukpga_20010024_en_2#pt2
(1)
The Treasury may make a freezing order if the following two conditions are satisfied.
(2)
The first condition is that the Treasury reasonably believe that—
(a)
action to the detriment of the United Kingdom’s economy (or part of it) has been or is likely to be taken by a person or persons, or
(b)
action constituting a threat to the life or property of one or more nationals of the United Kingdom or residents of the United Kingdom has been or is likely to be taken by a person or persons.
(3)
If one person is believed to have taken or to be likely to take the action the second condition is that the person is—
(a)
the government of a country or territory outside the United Kingdom, or
(b)
a resident of a country or territory outside the United Kingdom.
(4)
If two or more persons are believed to have taken or to be likely to take the action the second condition is that each of them falls within paragraph (a) or (b) of subsection (3); and different persons may fall within different paragraphs.
Refusal to honour conditions of banking in the UK, thereby effectively destroying significant assets of the UK population, having nationalised a bank, is covered by just that part of the act.
You think that's some magical milestone for most countries?