In this case, we have evidence of a whole lot of abortion of female fetuses.. and less, but still a notable amount, of infanticide: https://www.washingtonpost.

In this case, we have evidence of a whole lot of abortion of female fetuses.. and less, but still a notable amount, of infanticide: https://www.washingtonpost.com/archive/politics/1985/01/08/chinas-birth-control-policy-drives-some-to-kill-baby-girls/77bf59d0-b0c0-4261-a1e5-51ea6a3b8939/ https://www.washingtonpost.com/archive/politics/1985/01/08/c... Note that there was a big shift in the gender ratio before sex determination by ultrasound was widely available in rural China.