The story
History: facts, each with its source
Wikipedia says electronic stability control brakes wheels one at a time, and some systems also cut engine power until control is regained. Toyota calls its system Vehicle Stability Control, and it first appeared on the Toyota Crown Majesta in 1995.1
Wikipedia says the NHTSA's rule FMVSS 126 phased stability control in from the 2009 models, and required it on all models from 2012.1