A few years ago, I would have accepted the argument that Serbia should tie itself to Nato as firmly as possible, by full membership if needs be, in order not to find itself surrounded by countries that were all Nato members. However, for some time now, I have not regarded this reason as very convincing. I cannot see which of Serbia's neighbours pose a threat to the country, and I do not think that Nato would attack it only because of its refusal to become a member.

I do not consider this to be a real danger, especially since President Barack Obama stated: "America will never impose a security arrangement on another country. For any country to become a member of an organization like Nato, for example, a majority of its people must choose to" And let me be clear: Nato should be...