Complex sentence: The Lazic War against the Sassanid Empire had recently ended, and the peace terms required the Byzantines to pay an annual sum of 30,000 solidi to the Sassanids.
Split into simpler sentences: The Lazic War against the Sassanid Empire had recently ended. The peace terms required the Byzantines to pay an annual sum of 30,000 solidi to the Sassanids.