英语作文：which president in America is the greatest one? Give reasons.

英语作文：which president in America is the greatest one? Give reasons.
英语作文：which president in America is the greatest one? Give reasons.

英语作文：which president in America is the greatest one? Give reasons.
Abraham Lincoln (February 12,1809 – April 15,1865) was the 16th President of the United States.He successfully led the country through its greatest internal crisis,the American Civil War,preserving the Union and ending slavery.Because of that,he has consistently been ranked by scholars as one of the greatest U.S.Presidents.