President Franklin D. Roosevelt signs the Lend-Lease Act, allowing the United States to supply military aid to Allied nations during World War II before formally entering the war.

The Bolshevik government moves the capital from Petrograd to Moscow, consolidating power in the historic Russian city during the turbulent aftermath of the Russian Revolution.

London's The Daily Courant becomes the first successful daily newspaper in English, marking a turning point in the regular circulation of news and public information.