Ace of Spades HQ, Ace of Spades, or AoS is a conservative and humor-driven U.S.-based political blog covering current events, legal issues, military hardware, and salacious topics in popular culture. The blog was first launched in 2003. It has been quoted, mentioned, referenced or linked by The Wall Street Journal,Fox News, CNN,National Review, The Weekly Standard, and many notable online magazines/blogs, as well as on the floor of the US House of Representatives. The site's leading blogger, the pseudonymous "Ace of Spades," has also appeared as a guest expert on Fox News, although it is quite rare for him to make media appearances.