The Swedish extradition effort is based on allegations of sexual misconduct by two women who do not want to press charges and after the first Swedish investigation concluded that the case should be dropped.
It's generally believed that Sweden will hand Assange over to the U.S.
Neither Assange nor Wikileaks has yet been charged with violating any law of any nation. Assange is being extradited for "questioning" by Swedish authorities.
Before leaving Sweden for London, he'd lingered in Sweden for two months in case they wanted to talk with him further. After arriving in London, he offered repeatedly to speak to Swedish authorities there.
Wikileaks has ceased operations due to financial strangulation by Bank of America, Mastercard, PayPal, and other companies, which have been refusing to process donations to WL (more here).
Meanwhile, Bradly Manning has now been jailed for 525 days (see Bradley Manning Support Network), with no trial in sight.
November 2, 2011