Centre for Lusophone and European Literatures and Cultures in the academic environment, CLEPUL promotes the training of young researchers through seminars such as the Scipionic Circle – Young Researchers Academy, and the integration of young researchers in its projects and positions of responsibility. CLEPUL has generated dynamics and strategic partnerships with other civil society institutions, such as the International Society for Iberian-Slavonic Studies – CompaRes, the European Institute of Cultural Sciences Father Manuel Antunes, also promoting the creation of a research music band, gathering Lusophone poetry, Ai Deus i u é, and the Vieira Choir. Other institutional partnerships include the Portuguese Society of Authors, through the Letras Com
Proto-Indo-European language concerning PIE since there is no written record of the language. PIE is estimated to have been spoken as a single language from 4500 BC to 2500 BC during the Late Neolithic to Early Bronze Age, though estimates vary by more than a thousand years. According to the prevailing Kurgan hypothesis, the original homeland of the Proto-Indo-Europeans may have been in the Pontic–Caspian steppe of Eastern Europe. The linguistic reconstruction of PIE has also provided insight into the culture and religion of its speakers. As Proto-Indo-Europeans became isolated from each other through the Indo-European migrations, the Proto-Indo-European language became spoken