It was invented in the 1930's
Nobody invented ballads. Folk ballads have existed for a long time. From about 1770 onwards some German pre-Romantic (Sturm und Drang - 'Storm and Stress') poets began to develop the ballad as a literary genre. One of the earliest literary ballads was Gottfried August Bürger's 'Leonore' (1773).
Yes they have ballads.
Ballads can be classified into different categories based on their themes, such as love ballads, narrative ballads, and supernatural ballads. They can also be classified based on their origins, such as traditional ballads and literary ballads. Additionally, ballads can be categorized by their structure, including the common ballad form with alternating lines of iambic tetrameter and trimeter.
Ballads of the Day was created in 1956.
Lyrical Ballads was created in 1798.
Blood Ballads was created in 2006.
The Bagford Ballads was created in 1878.
Speed Ballads was created in 1998.
Ballads of Love was created in 1985.
The Beatles' Ballads was created in 1962.
The Broadside Ballads was created in 2011.
Favorite Ballads was created in 1991.