Short answers, pulled from the story.
The first African recording to sell more than 100,000 copies was a Zulu a cappella song called Mbube recorded by Solomon Linda and his group the Original Evening Birds in 1939. This recording eventually evolved into the global phenomenon known as The Lion Sleeps Tonight.
The Natives Land Act of 1913 forbade Black people from owning property in cities during the early 20th century. This legislation forced massive migration from rural villages to urban centers like Johannesburg and Cape Town where new urban dwellers lived in slums.
Enoch Sontonga composed Nkosi Sikelel' iAfrika in 1897. This song later became the Southern African national anthem and was part of the musical landscape transformed by missionaries from the United Kingdom France Germany and the United States in the early 1800s.
Paul Simon's Graceland album won the Grammy Award for Best Album of the Year in 1986. Ladysmith Black Mambazo took their first step into the international arena via this album and the group later won the Grammy Award in 1988 for Best Traditional Folk Album for their release Shaka Zulu.
Vusi Ximba's Siyakudamisa was released in 1992. This album is considered perhaps the most memorable Zulu-traditional album of the later 20th century and drew controversy for its racy comedic lyrics.
The Oppikoppi festival started in 1994 and is held in Limpopo near the mining town of Northam. Originally a rock festival Oppikoppi has expanded to include other genres and has become a major annual music festival in South Africa.