 Ramba uchinyora ndima iyi - Mumazana emakore rechi12 nerechi13, vaBulgaria nevaSerbia vakashandisa kuderera kweumambo hweByzantium kuti vagadzire umambo hukuru hunotangira kuDanube kusvika kuGungwa reAegean. Kaloyan akadzosa Skopje muBulgaria yakadzorerwa muna 1203 kusvikira muzukuru wake Strez azivisa kuzvitonga pamwe neUpper Vardar nerubatsiro rweSerbia makore mashanu chete gare gare. Muna 1209 Strez akachinja kuvimbika uye akaziva Boril weBulgaria waakatungamira naye mushandirapamwe wakabudirira kurwisa mambo wekutanga weSerbia anozivikanwa pasi rose Stefan Nemanjić. Kubva muna 1214 kusvika muna 1230 Skopje yaive chikamu cheByzantine mutsivi wenyika Epirus isati yatorwazve naIvan Asen II uye yakachengetwa neBulgaria kusvika muna 1246 apo Upper Vardar mupata wakabatanidzwa zvakare muByzantine nyika Humambo hweNicaea. Kukunda kweByzantium kwakapfupikiswa kwenguva pfupi muna 1255 nevatongi vechidiki Michael Asen I weBulgaria. Zvichakadaro, muhondo yevagari vemo yakafanana yeCrown muTarnovo Skopje boyar uye muzukuru waStefan Nemanja Constantine Tikh akawana ruoko rwepamusoro uye akatonga kusvikira kupandukira kwevarimi chete kwakabudirira kweEurope Kupandukira kweIvayloakamupupurira. 