Answer
In 532, Khosrow I, the Sasanian King of Kings, signed the Peace of Endless Peace with Justinian I, the Byzantine Emperor. This momentous agreement brought to an end the long-standing conflict between the two powerful empires, which had been marked by decades of warfare and rivalry. The treaty delineated territorial boundaries, established trade regulations, and defined diplomatic protocols, ushering in a period of relative peace and stability in the region.