Bakić was an important figure , particularly in the 1950s and 1960s Croatian contemporary art scene , and collaborated with the group EXAT-51 and the Nove tendencije ( New Tendencies ) movement . He executed many public sculptures notably , the '' Call to Arms ( the man from Bjelovar ) '' , Bjelovar ( 1946 ) the '' Monument to the Revolution '' in Kamenska ( 1958 – 1968 ) , the '' Monument to the Train Accident Victims '' in Zagreb ( 1975 – 1978 ) , the '' Monument to the Uprising of the People of Kordun and Banija '' on Petrova Gora ( 1982 ) as well as monuments in Kragujevac and Dotrščina ( Valley of Graves )
Kragujevac
Kragujevac massacre
Vojin Bakić