World of Warcraft: Cataclysm was simultaneously released in the United States, Canada, Mexico, Argentina, Chile, Europe, Russia, Southeast Asia, Australia, and New Zealand on December 7, and became available in Korea and the regions of Taiwan, Hong Kong, and Macau on December 9. More than 10,000 stores throughout the world opened their doors at midnight to welcome players who wanted to be among the first to obtain a copy of the expansion. In addition, approximately 15,000 players attended official launch events hosted by Blizzard and key retail partners in the US, Canada, France, Germany, Russia, Sweden, the Netherlands, Spain, the UK, and the region of Taiwan.