sentences:  Seward had been deeply disappointed by his failure to win the 1860 Republican presidential nomination, but he agreed to serve as Lincoln's Secretary of State.By the end of 1862, Seward had emerged as the dominant figure in Lincoln's cabinet, though the Secretary of State's conservative policies on abolition and other issues alienated many within the Republican Party.Despite pressure from some congressional leaders to fire Seward, Lincoln retained his Secretary of State for the duration of his presidency.