Members of Weather further contended that efforts at "organizing whites against their own perceived oppression" were "attempts by whites to carve out even more privilege than they already derive from the imperialist nexus". Weather's political theory sought to make every struggle an anti-imperialist, anti-racist struggle; out of this premise came their interrogation of critical concepts that would later be known as "white privilege". As historian Dan Berger writes, Weather raised the question "what does it means to be a white person opposing racism and imperialism?"