Lithuanian calendar and historical observations for October 23-24

The calendar entries for October 23 and 24 highlight various international observances, including United Nations Day, World Information Technology Development Day, and International Climate Change Day on October 24. October 23 is noted as Molecule Day and International Snow Leopard Day.

Historical events noted for October 23 in Lithuania include the 1823 arrest of Philomath Society members in Vilnius by Russian imperial units, the 1925 return of 126 church bells from Moscow to Kaunas, and the 1988 election of the Sajūdis Seimas. Other milestones include the 2001 extradition treaty between Lithuania and the United States and the 2019 conferral of an honorary doctorate upon President Gitanas Nausėda by Gifu University in Japan.