In an attempted self-coup – an ‘ autogolpe’ in Spanish – a sitting ruler tries to hold on to power by suspending the constitution or by upending countervailing powers in the judiciary, executive, or legislative branches of government. The ‘steal’ of an election from a victorious opponent has been attempted only once in a democracy, twice if you include the recent putsch provoked by President Trump in the US – for which he was swiftly impeached by Congress. According to Chin, the sole self-coup in a democracy occurred in Costa Rica in 1948. This led to a civil war that lasted six...