The purpose with this essay is to examine the hypothesis that states during crisis acts more influences by realism than liberalism. The essay will focus on the ongoing refugee crisis in Sweden and mainly on the insertion of ID-controls and how politicians motivate there decision. The arguments will be analyzed if they are motivated by realism or liberalism. The arguments that are positive for an insertion of ID-controls are motived by realism and therefore support the hypothesis. The objections raised by the opposition are often motived by liberalism but even the opposition is arguing the realism is superior to the liberalism. When the question is raised in the Swedish parliament there are no party that refuse the law instead most of the politicians are positive to the law of ID-controls, in the debate there are a few objections but these are not against the law, just minor interpretations about the effects of this law, for example if the ID-controls should apply to children accompanied by their parents. After this studied the conclusion is that stats in crisis are often motived by realism