The President of the United States of America is considered one of the most well-known and powerful individuals in the world today. He serves as both the head of state and the head of government of the country and is the commander-in-chief of the American armed forces. While not all presidents have performed their duties with equal success, each has significantly influenced the fate of their nation, and from the beginning of the 20th century, the fate of the entire world as well. To date, the United States has been governed by 43 presidents. But who has all sat in the White House? This book presents all the presidents of the United States from George Washington to Barack Obama in brief portraits, highlighting their terms in office and their personalities.