Like the DA, the new party, with a bishop as its presidential candidate, likes to present itself as morally upright, with a commitment to rooting out corruption and upholding the constitution.

ECONOMIST: South Africa's elections

His parliamentary critics have been taking care to mask this fact by accusing him, rather vaguely, of failing to uphold the constitution or fight corruption.

ECONOMIST: Indonesia

Thailand also faces a political upheaval with a debate next month on a new constitution designed to clean up corruption.

ECONOMIST: Hanging on in Thailand