What in the poem "O Captain My Captain"by Walt Whitman seems to recall Lincoln?
The poem "O Captain! My Captain" is a requiem to the late President Lincoln, referring to the recently restored unity of the United States as a ship that has "weather’d every rack" (2)--survived the divisiveness and bloodshed of the Civil War and Reconstruction--with "the people all exulting" (3) because "the prize we sought is won" (2).
The choruses specifically refer to the late president. Consider the first: