Green Lantern Mosaic #16, originally released in September 1991, features John Stewart in 'Part Three of Four' of a compelling story arc. This DC Comics publication continues a pivotal moment for the character in the Mosaic storyline.

The narrative delves into John Stewart's psychological struggles and his place within the larger Green Lantern Corps. Readers follow his journey as he grapples with the weight of responsibility and past trauma, leading to the dramatic 'Enough is Enough!' declaration.

This issue was penned by Gerard Jones with impressive art by M. D. Bright and Romeo Tanghal. It remains a significant chapter in the Green Lantern lore, exploring themes of power and identity within the DC Universe.