In 1211 the part of Jersika controlled by Albert which was known as "Lettia" ("terra, quae Lettia dicitur") was divided between the bishopric of Riga and the Livonian Brothers of the Sword.
I 1211 blev den af Albert kontrollerede del af Jersika, også kendt som Lettia ("terra, quae Lettia dicitur"), delt mellem Ærkebispedømmet Riga og Sværdbroderordenen..