In 1207, a new principality was founded to bring the Baltic under imperial rule
In 1207, the Baltic landscape was transformed forever when the Holy Roman Empire established Terra Mariana, a massive ecclesiastical principality that brought present-day Estonia and Latvia under imperial and papal influence.
The creation of Terra Mariana, or 'Land of Mary', marked a turning point in the Northern Crusades. In 1207, following the successful campaigns of the Livonian Brothers of the Sword, this vast territory was recognized as a principality of the Holy Roman Empire.
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