A janissary (Ottoman Turkish: یڭیچری, romanized: yeŋiçeri, [je.ˈŋi.t͡ʃe.ɾ̞i], lit. 'new soldier') was a member of the elite infantry units that formed the Ottoman sultan's household troops. They were the first modern standing army, and perhaps the first infantry force in the world to be equipped with firearms, adopted during the reign of Murad II. The corps was established under either Sultans Orhan or Murad I, and dismantled by Mahmud II in 1826.
Janissaries began as elite corps made up through the devşirme system of child levy enslavement, by which indigenous European Christian boys, chiefly from the Balkans, were taken, levied, subjected to forced circumcision and forced conversion to Islam, and incorporated into the Ottoman army. They became famed for internal cohesion cemented by strict discipline and order. Unlike typical slaves, they were paid regular salaries. Forbidden to marry...