 Major towns beside Neustrelitz included Neubrandenburg, Friedland, Woldegk, Stargard, Fürstenberg, and Wesenberg.The Grand Duchy also comprised the former commandries of the Knights Hospitaller in Mirow and Nemerow.The Duchy of Mecklenburg-Strelitz, established according to the dynastic Treaty of Hamburg in 1701, adopted the corporative constitution of the sister Duchy of Mecklenburg-Schwerin by an act of September 1755.