2nd » 'Ulysses (novel) known as Ulysses' by James Joyce is published.
6th » The Washington Naval Treaty is signed in Washington, D.C., limiting the naval armaments of United States, British Empire named Britain, Japan, France, and Italy.
8th » President of the United States known as President Warren G. Harding introduces the first radio in the White House.
9th » Brazil becomes a member of the Berne Convention for the Protection of Literary and Artistic Works e.g Berne Convention copyright treaty.
27th » A challenge to the Nineteenth Amendment to the United States Constitution, allowing women the right to vote, is rebuffed by the Supreme Court of the United States in 'Leser v. Garnett'.
28th » The United Kingdom ends its protectorate over Egypt through a Unilateral Declaration of Egyptian Independence known as Unilateral Declaration of Independence.