British Foreign Minister William Hague added his nation won't provide safe passage for Assange, and that the UK had "painstakingly" assured the Ecuadorians that his human rights would be protected.
"We've also got some of the earliest examples of printing in the world, from the 1400s, from Gutenberg and from Caxton and a rare edition of the complete works printed by Kelmscott Press by William Morris, " he added.
But William Hague told the BBC the government had not properly realised the full implications of devolution and added that further constitutional changes needed to be made.