Which language do you find most interesting? The linguistic history of Southwestern Europe is a tapestry woven from conquest, isolation, and survival. One of the most fascinating threads is the resilience of Basque, a unique linguistic isolate in Spain and France that persisted long before Romance languages spread across the continent. The map also reveals the immense shift caused by Islamic rule. For centuries, Arabic and Mozarabic (Romance dialects spoken by Christians) dominated the Iberian P