South Vietnamese-American Fratricide

The SV-US Fratricidal is the news about the United States and the Republic of Vietnam become rivalty each other due to Ducanger's Vietnam War revenge with against Rubyism affection after the US Army and the entire of Grand Alliance failed against the Vietnamese communists and defend normal South Vietnam (the Republic of Vietnam) in Second Vietnam War.

Only happened after the South Vietnamese Rebellion and the Ducanger Revolution that caused all of South Vietnamese rebels got their rise and their revenge, so that now the United States and the Grand Alliance are lost communication to South Vietnam (the Republic of Vietnam) due to failed prevent Rubyism affection on all of South Vietnamese location.

Therefore, it would be caused the United States would against Ruby Rose and destroy the entire of Rubyism in Remnant even though they were helped her in First Beacon War later in Third Beacon War due to their revenge and prevent Rubyism affections