Dragutin Gavrilović
Dragutin Gavrilović ( 25 May 1882 – 19 July 1945 ) was a Serbian and Yugoslav military officer , best known for his heroic defense of Belgrade during the First World War . 
<triplet> Dragutin Gavrilović <subj> 25 May 1882 <obj> date of birth <subj> 19 July 1945 <obj> date of death <subj> Yugoslav <obj> country of citizenship