For many years this day was known as Sharpeville Day in South Africa.

许多年来，这一天也被看成是南非的“沙佩维尔”日。

It commemorates a tragedy that happened in the town of Sharpeville in South Africa on this day in 1960.

1960年的这一天，在南非的沙佩维尔发生了惨剧，而该节日就是为了纪念这一事件而设立的。