From 1346 to 1561, the Teutonic Knights ruled Latvia & this northern neighbor as the Medieval state of Livonia
[DOC] [TLE] Terra Mariana - Wikipedia [PAR] Terra Mariana (Land of Mary) was the official name for Medieval Livonia or Old 
Livonia which was formed in the aftermath of the Livonian Crusade in the 
territories comprising present day Estonia and Latvia.