http://en.wikipedia.org/wiki/Kwanzaa

Kwanzaa is a week-long holiday celebrated throughout the world, honoring African heritage, marked by participants lighting a kinara (candle holder).^[1] It is observed from December 26 to January 1 each year.

Kwanzaa consists of seven days of celebration, featuring activities such as candle-lighting and pouring of libations, and culminating in a feast and gift giving. It was created by Maulana Karenga and first celebrated from December 26, 1966, to January 1, 1967.