Ramba uchiverenga ndima ino - Maererano nezvinyorwa zvaNiketas Choniates, "vaVlach, vakanga vanzwa runyerekupe" rwekutiza kwaAndronikos Komnenus (mukuwasha anopandukira weMambo weByzantine Manuel I), vakamutora muna 1164 pamiganhu yeHalych. Choniates akataura kuti maVlach, maSlav nemaCuman vaigarawo munyika dziri pakati peCarpathians neLower Danube, uye kubatana kwevaVlach nemaCuman kurwisa Humambo hweByzantine kunonyorwa zvakanaka. Maererano naAnna Comnena, vaVlach vomunzvimbomo vakaratidza "nzira yaipfuura nomumipata" yeMakomo eBalkan kuvaCuman avo vakapinda munyika dzeByzantium kumaodzanyemba kweRwizi rweDanube Rwepasi muna 1094. Peter naAsen, vatungamiriri vekumukira kwa1186 kwevaBulgaria nevaVlachs
vachipikisa kutonga kweByzantium, vakayambuka rwizi rweDanube kuti vatsvake rubatsiro kubva kuCuman muzhizha ra 1186 uye vakadzoka "nevabatsiri vavo veCuman" kuti vaenderere mberi nekurwa. "VaCuman, neboka revaVlach, vakayambuka" rwizi rweDanube rwokumusoro ndokupinda muThrace muna 1199.