Certainty: 2 After the death of William I of Sicily, Manuel kept the peace, refusing aid to help his brother usurp.
Certainty: 3 Manuel introduced a system to avoid delays to the courts caused by saints' days & holidays.
Certainty: 2 Andronikos (I) was sent to solve problems in Cilicia, with extra revenue from Cypriot taxes.
Certainty: 2 Andronikos' life of seduction & sedition on Byzantium's eastern frontier.
Certainty: 3 Church council on Christ's words, "My father is greater than I": sessions in early March.
Certainty: 3 Council of 1166: sessions from mid-March till May.
Certainty: 2 The Hungarian general Dionysios won a small victory, commemorated by a large mound. Istvan III, king of Hungary, again broke a peaceful status quo by sending his general Dionysos to reclaim Sirmion. Dionysios won a minor victory due to rivalry between the Byzantine commanders. Then he gathered the few casualties and raised a large mound over them to commemorate their memory
Certainty: 2 Dionysios' success was partly due to clashes between the generals Michael Branas & Michael Gabras.
Certainty: 2 Manuel made a complex, three-pronged attack to teach the Hungarians a lesson.
Certainty: 2 Further evidence on the Danube of the treachery of Alexios Axouchos.
Certainty: 2 Chrysobull of Manuel I for Mone Areias (Peloponnesos).
Certainty: 2 Heinrich of Austria's peace mission to Sardike & marriage diplomacy in Hungary.
Certainty: 2 Frederick Barbarossa was conciliatory when in difficulties but agressive when more confident.
Certainty: 2 The ban of Hungary failed to recapture Dalmatia, but seized Nikephoros Chalouphes, its governor.
Certainty: 1 Manuel used varied diplomacy against Frederick Barbarossa, especially Nikephoros Chalouphes in Venice.