Sasanian–Byzantine Enduring Peace Treaty of 562

Timeline

1. 560–561Mesopotamian frontier · MesopotamiaAfter Justinian's accession in 527, the Persian-Roman war intensified again, with both sides suffering heavy losses in the Caucasus and Mesopotamia; by the 560s, Khosrow I and the Byzantine emperor both faced fiscal and defensive pressures, and conditions for peace gradually matured.
2. 562Frontier negotiation area · Western AsiaThe representatives of both sides formally concluded the enduring peace treaty, agreeing on territorial divisions, tribute amounts, and rules for exchanging envoys, known in history as the 'Peace of Fifty Years,' which established a temporarily stable framework for the Western Asia–Eastern Mediterranean order in the mid-6th century.
3. 563–570Eastern frontier of the Sasanian Empire · KhorasanWith the western front eased, Khosrow I redirected military and diplomatic resources eastward, allying with the Turks against the Hephthalites and consolidating control along the Silk Road, demonstrating the treaty's role in shifting the Sasanian strategic focus.