A Game of Thrones (A Song of Ice and Fire, Book 1) by George R.R.Martin
George R.R. Martin is the globally bestselling author of many fine novels, including A Game of Thrones, A Clash of Kings, A Storm of Swords, A Feast for Crows, and A Dance with Dragons, which together make up the series A Song of Ice and Fire, on which HBO based the world's most-watched television series, Game of Thrones.
The plot of Game of Thrones is set in a fictional land called The Seven Kingdoms of Westeros. ... This lead to a civil war in the Seven Kingdoms, a rebellion lead by Roberth and supported by several important noble families in the Seven Kingdoms like House Tully and Arryn.