President Franklin Roosevelt announces U.S. Supreme Court packing plan on February 5.

On November 7, Secretary of Commerce Herbert Hoover of California becomes the thirty-first President of the U.S.

The American Legion is founded in Paris, France on March 15, when one thousand American Army officers and enlisted men attend a caucus.

President Warren G. Harding dies in office on August 2. Later that day Vice President Calvin Coolidge (Massachusetts) becomes the thirtieth President of the U.S.

On November 5, Woodrow Wilson of New Jersey is elected the twenty-eight President of the U.S.