account that its capacity for absorbing large numbers (of refugees) was limited and that, particularly in the present serious state of world affairs, considerations of national security must play a certain part .? [30] It seems to be clear, that the Swedish idea was not, to open refugee status for all kinds of refugees. The limited capacities and the interest of national security demanded a restriction. On the one hand the social group ground should include a definite kind of refugees but on the other hand this ground should not devalue or cancel the limitation to definite grounds of persecution anyway. Nevertheless the official documents about the consultations concerning the draft of the Geneva Convention let the question open: What is meant by membership  of a particular social group ? What we can see is that the Swedish delegation did not disclose their understanding of a particular social group. [31] Unfortunately  the internal documents of the Swedish government bring also not so much more clearness.  What we know is that the Swedish proposal was motivated by the draft of the national alien act, which was just been drawn with the Geneva Convention simultaneously. 24 Among the Swedish documents concerning the considerations and drafts of the convention as well as the national alien act there is a letter from the Swedish representive Sture Petrn to the minister of foreign affairs dated of 28th June 1951. In this letter Mr. Petrn wrote that his proposal to introduce the social group ground in