European Portuguese has expressed interest in joining the CPLP as an associate observer pending permission from the Spanish government. Portugal maintained its colonial rule over its Old World empire much longer than it did over Brazil. Thus European Portuguese is used as a norm of reference for African and Asian Lusophone countries (Angola, Cape Verde, East Timor, Guinea-Bissau, Macau, Mozambique, and São Tomé and Príncipe). Portugal remains a destination for post-secondary education for the elites of these places. In Europe, European Portuguese remains the learning standard for Portuguese as a second language. The Instituto Camões is an organization which promotes not only
Proto-Indo-European language Proto-Indo-European language Proto-Indo-European (PIE) is the linguistic reconstruction of the common ancestor of the Indo-European languages, the most widely spoken language family in the world. Far more work has gone into reconstructing PIE than any other proto-language, and it is by far the best understood of all proto-languages of its age. The vast majority of linguistic work during the 19th century was devoted to the reconstruction of PIE or its daughter proto-languages (such as Proto-Germanic), and most of the modern techniques of linguistic reconstruction (such as the comparative method) were developed as a result. These methods supply all current knowledge