What's the second book in George R. R. Martin's 'A Song of Ice and Fire' series?

The second book in George R.R. Martin's "A Song of Ice and Fire" series is "A Clash of Kings." This book continues the epic saga set in the fictional world of Westeros, where the multiple noble houses vie for power and control of the Iron Throne. As the War of the Five Kings unfolds, the book delves further into the complex web of political intrigue, war strategies, and personal ambitions of the vast array of characters introduced in the first book, "A Game of Thrones." The title "A Clash of Kings" refers to the escalating conflicts and power struggles among the warring factions, providing a thrilling and action-packed narrative.