Search for: [Abstract = "It was not however, betrayal but consequence of the fact, that Teutonic Order was not able to pay salaries on time. In earlier studies, some of the Czech and Polish historians \(e.g. Josef Macek\) argued, that advance in Neumark was facilitated by many subjects of the Order supporting Hussite ideas. It should be strongly emphasized that there is no evidence in the sources, to confirm such a thesis."]