The opera The Bartered Bride and the six-part composition Ma Vlast were composed by a man from this home country of Leos Janacek.
One composer from this country wrote the operas Libuse and The Devil's Wall as well as the tone poem "The Moldau." Another composer from this country wrote a Sinfonietta and a church service set in Old Church Slavonic, the Glagolitic Mass. The opera The Bartered Bride and the six-part composition Ma Vlast were composed by a man from this home country of Leos Janacek. Another composer from this country subtitled his Ninth Symphony From the New World. For 10 points, name this home country of Bedrich Smetana and Antonin Dvorak.
One composer from this country wrote the operas Libuse and The Devil's Wall as well as the tone poem "The Moldau."
{Czech Republic} [or {Czechoslovakia;} prompt on Slovakia]