Ni igbeyin orundun 19k ati 20k ijabori ninu Ogun Saina ati Japan Akoko, Ogun Rosia Japan, ati Ogun Agbaye 1k gba Japan laye lati fe ile re nigba itoja ogun.. 
Émile Durkheim, Karl Marx and Max Weber are typically cited as the principal fìdí of Modern Social Science by This Definition.. 