Muhammad Ali, born Cassius Marcellus Clay, was a legendary American heavyweight boxing champion and Olympic gold medallist.

The first-day-of-issue event for the Muhammad Ali Forever stamps is free and open to the public. News of the stamp is being shared with the hashtag #MuhammadAliStamps. The Honorable Ronald A. Stroman, ...

Muhammad Ali, born Cassius Marcellus Clay, emerged from humble beginnings in Louisville, Kentucky, where he began boxing at the age of 12. His journey to greatness began when he won a gold medal in ...

Boxing great Muhammad Ali was born Cassius Clay in Louisville, Ky., on Jan. 17, 1942. After winning a gold medal in the 1960 Olympics as part of the U.S. Olympic boxing team, Clay went on to win the ...

Muhammad Ali (born Cassius Marcellus Clay Jr.; January 17, 1942 – June 3, 2016) was an American professional boxer, activist, entertainer and philanthropist. Nicknamed The Greatest, he is widely ...

The grandson of "The Greatest" tells PEOPLE about embracing Muhammad Ali's legacy: "It's an amazing shadow to be in.” No matter what, boxing was always going to be part of Nico Ali Walsh’s life. But ...

The U.S. Postal Service (USPS) has announced that it will honor legendary boxer and humanitarian Muhammad Ali—known as “The ...

Muhammad Ali, born Cassius Clay, was an American professional boxer and one of the most significant and celebrated sports figures of the 20th century. Known for his charismatic personality, poetic ...