A counter-celebration or counter-observance or alternative commemoration can be a form of protest of a holiday's commemoration by challenging its dominant narrative with an alternative event, often representing a social cause such as indigenous rights, and involving symbolic subversion in the style of culture jamming.
Counter-celebrations Australia Day: Day of Mourning and Invasion Day or Survival Day Christmas: Festivus Columbus Day: Indigenous Peoples' Day Thanksgiving: National Day of Mourning and Unthanksgiving Day International Workers' Day: Loyalty Day Yom Ha'atzmaut: Nakba Day Victory over Japan Day: Shūsen-kinenbi Vietnamese Reunification Day: Black April
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