The Founding Fathers of Bulgaria (619—721): Organa, Kubrat, Asparukh and Tervel
Author: Georgi Atanasov. In Bulgarian with an extended summary in English.

Table of contents

Introduction

Chapter І. Patrician Organa (Bu-yurgan, Mohodu-hey) and the emancipation of the Bulgarians

Chapter ІІ. Kubrat — Bulgarian khagan, Roman patrician and the formation of the Bulgarian steppe empire

Chapter ІІІ. Khan Asparuh and a new beginning — the birth of Bulgaria across the Danube

Chapter ІV. Tervel — an unprecedented ruler — khan of Bulgaria and Caesar of Byzantium

Conclusion. 619—716 AD — a century of accelerated development of the Bulgarian state