The ruling center-right party of Prime Minister BoikoBorisov, which won parliamentary elections in 2009, has been steadily losing public support in the wake of the country's worst economic downturn in a decade.
Corruption among prosecutors and the judiciary makes it hard to obtain convictions even after the police arrest suspects and collect evidence, complains BoikoBorisov, who resigned as Bulgaria's chief policeman to win a parliamentary seat for Mr Saxe-Coburg's party.