Not everywhere in the world. In poorer countries car manufacturers and regulators have perverse incentives to cut costs on safety devices, to be able to sell for a poorer clientele. For example, in Brazil up to 2009 airbags were not even mandatory, and when the regulations finally required it, they were under fire for several years. Today airbags other than the frontal ones for driver and passenger riding shotgun are still uncommon here. See https://apnews.com/article/ac0ec2592da24f2bb6386b58d0db074f