They call it 'rahowa' - short for racial holy war - and they are preparing for it by joining the ranks of the world's fiercest fighting machine, the U.S. military.

White supremacists, neo-Nazis and skinhead groups encourage followers to enlist in the Army and Marine Corps to acquire the skills to overthrow what some call the ZOG - the Zionist Occupation Government. Get in, get trained and get out to brace for the coming race war.

If this scenario seems like fantasy or bluster, civil rights organizations take it as deadly serious, especially given recent events. Former U.S. Army soldier Wade Page opened fire with a 9mm handgun at a Sikh temple in Wisconsin on August 5, murdering six people and critically wounding three before killing himself during a shootout with police.

The U.S. Defense Department as well has stepped up efforts to purge violent racists from its ranks, earning praise from organizations such as the Southern Poverty Law Center, which has tracked and exposed hate groups since the 1970s.

Page, who was 40, was well known in the white supremacist music scene. In the early 2000s he told academic researcher Pete Simi that he became a neo-Nazi after joining the military in 1992. Fred Lucas, who served with him, said Page openly espoused his racist views until 1998, when he was demoted from sergeant to specialist, discharged and barred from re-enlistment.

While at Fort Bragg, in N.