Key Points Accelerationism is an ideology within some segments of the white supremacist movement that promotes violent actions and sabotage as a means to accelerate the perceived inevitable collapse of society, allowing followers to establish a white ethno-state in the aftermath.The modern iteration of white supremacist accelerationism gained traction in extremist spaces in the 2010s following the revival of neo-Nazi James Mason’s Siege essays from the 1990s.White supremacist…