Hybrid flag of Croatia and Serbia to represent the Serbo-Croatian language.
This file was derived from:

 Flag of Croatia.svg: 
Flag of Serbia.svg:
Derivative work: Conquistador (talk)
Original works:

Flag of Croatia.svg: Nightstallion, Elephantus, Neoneo13, Denelson83, Rainman, R-41, Minestrone, Lupo, Zscout370, MaGa
Flag of Serbia.svg: sodipodi.com