In April 2010, after riots in the capital which overthrew the government, President Kurmanbek Bakiyev left which country, leaving the way clear for the head of the new provisional government, Roza Otunbayeva?
Which country, after the collapse of its government-owned bank and via a referendum, decided in March 2010 not to pay Great Britain and the Netherlands the €3.9 billion that it owed them?