10-Tage-Krieg
Celje became part of independent Slovenia following the Ten-Day War in 1991. On 7 April 2006, Celje became the seat of a new Diocese of Celje, created by Pope Benedict XVI within the Archdiocese of Maribor. The town's tourist sights include a Grayfriars' monastery founded in 1241 and a palace from the 16th century.