When was Warren G. Harding President of the United States?

Answer 1

From 1921 to 1923.
His term lasted from March 4, 1921 to August 2, 1923.
The 29th President of the United States was Warren G. Harding from March 4, 1921 to August 2, 1923
Harding took the oath of office on 4 March 1921 and served until 3 August 1923.
Warren G. Harding was president of the US from March 4, 1921 to August 2, 1923. He died in office.
Warren Harding served from March 4, 1921 until his death on August 2, 1923.

Answer 2

no- Harding was a 20th century president, elected in 1920.

(The 19th century is the 1800's and the 20th century was the 1900's.)