The Battle of Blackwater was a significant conflict during the War of the Five Kings in the fictional world of A Song of Ice and Fire, created by George R.R. Martin. It took place in the city of King's Landing, where the forces of Stannis Baratheon attempted to seize the Iron Throne from King Joffrey Baratheon. The battle was marked by the use of wildfire, a highly volatile substance, which played a crucial role in the defense of the city. During the battle, Tyrion Lannister, serving as Hand of the King, orchestrated the city's defenses and employed the wildfire to devastating effect against Stannis's fleet. The outcome of the battle solidified Joffrey's rule and showcased the strategic prowess of Tyrion, while also highlighting the ongoing power struggles among the noble families of Westeros.