Kammala jumla mai zuwa: Daga 1373 Sabuwar Maris ta kasance wani ɓangare na ƙasashen Bohemia (Czech) Crown a ƙarƙashin Gidan Luxembourg. Rushewar yankin ya ci gaba: wanda Jobst na Moravia ya gudanar tun 1388, dan uwansa Sigismund (daga baya Sarkin Roma Mai Tsarki) ya ba da shi ga Teutonic Knights a cikin 1402, duk da yarjejeniya da Poland, bisa ga abin da Poland za ta saya da sake haɗa yankin. Har ila yau, Teutonic Knights sun yi watsi da yankin, wanda kuma ya lalace ta
Sojojin Hussite a shekara ta 1433. A cikin 1454 Knights sun sayar da New March ga Hohenzollern mai zabe Frederick II na Brandenburg, don tara kuɗi don yaƙi da Poland. Tun daga wannan lokacin, Hohenzollerns sun riƙe yankin; an ɗauki jan gaggafa na makaman garin daga makaman Brandenburg.