Who recorded country's first million-selling record?

Vernon Dalhart sang and recorded "The Prisoner's Song," which became country music's first multi-million-selling record and helped launch the genre as a commercial force.This song was one of the best-selling songs during the 1920s and it had sold around 1.3 million records when the song reached its climax of popularity.

the best answer is, earth strong )

explanation:

i won't lie i don't know so go online and ask google thats what i do