Pedzisa mutsara unotevera: Hondo yeTryavna () yakaitika muna 1190, mumakomo akapoteredza guta razvino reTryavna, pakati peBulgaria. Mugumisiro wacho wakanga uri kukunda kweBulgaria pamusoro peByzantine Empire, iyo yakachengetedza kubudirira kwakaitwa kubvira pakutanga kweByzantine.
Kumukira kwaAsen naPeter muna 1185.