(5.8.2017) That campaign — which may include some top White House officials, but has primarily been conducted by nationalist, right-wing organizations and news sites — has sought revenge on McMaster for his ousting of four conservatives from Trump’s national security council, as well as for his opposition to simply voiding President Obama’s Iran nuclear deal without a backup plan. The #FireMcMaster campaign has proliferated on social media, too, including among Russian Twitter bots.