https://en.wikipedia.org/wiki/Foreign_fighters_in_the_Bosnian_War
The Bosnian War attracted large numbers of foreign fighters and mercenaries from various countries. Volunteers came to fight for a variety of reasons including religious or ethnic loyalties, but mostly for money. Generally, Bosniaks received support from Muslim countries, Serbs from Eastern Orthodox countries, and Croats from Catholic countries. The numbers, activities and …