Estrojiini tabi oestrogen  je akojopo awon homonu ibalopo ti ti won n sise idagba-soke ati ifeto si eya ara ibimo lara awon obinrin ati isesi ibalopo lara obinrin.. 
Awon omo-ogun ti awon orile-ede Yuroopu halẹ̀ France, sugbon irokeke lesekese ti yo kuro nigbati awon omo-ogun Faranse ṣẹgun awon omo ogun Ota Austrian ati Prussia ni Ogun Valmy.. 