>not when people have historically led nations and raised children at ages that we would now consider the same acts a felony My argument has more to do with th

>not when people have historically led nations and raised children at ages that we would now consider the same acts a felony My argument has more to do with the physical development of our brains than any social reasoning. A major reason for the 21 drinking age is that your prefrontal cortex is simply not fully developed until well into your 20s, leaving people to make terrible decisions without the ability to fully comprehend them. The age 18 majority made sense in a world where people needed to get married and raise families and enter the workforce as soon as possible, but we no longer live in that world (in the US at least). The better option is to extend "childhood" a few more years, along with compulsory post secondary education which includes proper training to be an adult.