Which opera was composed first, Wozzeck or Boris Godunov?
Wozzeck:  It was composed between 1914 and 1922 and first performed in 1925. Boris Godunov (opera): Boris Godunov (Russian: Борис Годунов , "Borís Godunóv") is an opera by Modest Mussorgsky (1839–1881).
i don't know