The senator reportedly marked the door following a late-night fight with a senior aide.
Australian Senator Pauline Hanson lauded the inhabitants of the North Sentinel Islands for their "strict zero-gross immigration policy."
Twenty-three members of the government's ruling Liberal-National Coalition voted for the motion.
Despite backlash from the school and politicians, she's standing her ground.
Members of the Party for Freedom dressed in Islamic robes and impersonated Muslim prayers.