The article focuses on the concept of nationality as it was treated by scholars from the monastic orders such as the German provincial of the Czech Franciscan province, Bernhard Sannig (1637-1704), or the Czech Jesuit Bohuslav Balbín (1621-1688), whose views are briefly compared with those of the most significant representative of the Czech Protestant emigration - Johann Amos Comenius (1592-1670).