متى تم انضمام سويسرا -المعروفة بحياديتها- إلى الأمم المتحدة؟
The country has a history of armed neutrality going back to the Reformation; it has not been in a state of war internationally since 1815 and did not join the United Nations until 2002. Nevertheless, it pursues an active foreign policy and is frequently involved in peace-building processes around the world.
2002