Certainty: 2 Rebellion of Ioannes Bryennios & Nikephoros Basilakes, joined reluctantly by Nikephoros Bryennios Certainty: 2
Certainty: 2 Rebellion of Nikephoros Bryennios, joined by Adrianople, Raidestos & other cities Certainty: 2
Certainty: 3 Nikephoros Bryennios, acclaimed at Traianoupolis, advanced to Adrianople Certainty: 3
Certainty: 2 Herakleia in Thrace captured by rebels of Nikephoros Bryennios led by his brother Ioannes Certainty: 2
Certainty: 2 Attack on Constantinople by troops of Ioannes Bryennios Certainty: 2
Certainty: 2 Ioannes Bryennios defeated at Athyras by Alexios Komnenos & Roussel Certainty: 2
1078
Certainty: 2 Katakalon Tarchaneiotes joined the rebellion of Bryennioi Certainty: 2
Certainty: 3 Defeat of rebel Nikephoros Bryennios by Roussel de Bailleul Certainty: 3
Certainty: 2 Pechenegs raiding the Chersonnesos were defeated by Ioannes Bryennios & became his allies
Ioannes Bryennios used a Pecheneg attack as an excuse for his retreat from the failed siege of Constantinople. He led his troops against them, defeated them and subsequently a treaty was agreed with an exchange of hostages. This secured Pecheneg support for the rebellion of Ioannes' brother Nikephoros