Javier Arenas, a smooth Andalusian who recently took the party chair, has begun to purge party people with a whiff of corruption about them.

ECONOMIST: Spain

Moreover, a recent anti-corruption purge does not appear to have hurt the operations of major narco-traffickers.

CNN: BUSINESS IS BLOOMING

Experts tell China Daily that the purge of unqualified members is the party's "latest and toughest stand against corruption".

BBC: China media: 'Unqualified' party members targeted

The force has gone through a deep purge, with a tenth of its officers sacked in the first eight months of this year for corruption or incompetence.

ECONOMIST: Organised crime in Mexico