Rubuta ci gaba don wannan sakin layi - Shekarar 1422 tana da mahimmanci, saboda a wannan shekarar, an ba garin gatancin giya. Bangon da ke kewaye da Bunzlau, yanzu ya fi shekara ɗari da haihuwa, a shekara ta 1429 ya kasa hana wani Hussite
rundunar daga sacking garin. Ƙari ga haka, a shekara ta 1462, kogin Bóbr ya cika ƙananan ɓangarorin birnin. Daga 1469 zuwa 1490 ya kasance a ƙarƙashin mulkin Hungary, kafin ya koma Bohemia, sannan daular Jagiellonian ta mallake ta. A cikin 1479, an maye gurbin tsohuwar kariya ta sabon zoben bango biyu.