The genre was dominated by European clergymen until the 12th century .
Genre was n't until the 13th century that debate poetry began to flourish in many of the vernacular literatures of European , which it did until the 16th century .
The genre was dominated by European clergymen until the 12th century , and it was n't until the 13th century that debate poetry began to flourish in many of the vernacular literatures of Europe , which it did until the 16th century .