Passage: In November 2009, the United Nations General Assembly proclaimed Mandela's birthday, 18 July, as "Mandela Day", marking his contribution to the anti-apartheid struggle. It called on individuals to donate 67 minutes to doing something for others, commemorating the 67 years that Mandela had been a part of the movement. In 2015 the UN General Assembly named the amended Standard Minimum Rules for the Treatment of Prisoners as "the Mandela Rules" to honour his legacy.

Question: What is one holiday that is associated with July 18th?
Mandela Day