Although most international lawyers assumed that the distribution of the land surface of the earth between States was more or less final after the end of decolonization, recent practice has disproved this assumption. Eritrea separated from Ethiopia and new States were created out of the former Soviet Union, the former Yugoslavia and the former Czechoslovakia. There is no reason to believe that these events form the end of the creation of new States. Numerous communities within existing States claim a right to full separate statehood on the basis of their entitlement to an alleged right to...