January 13th: significant events, celebrations, and historical milestones.

January 13 marks several significant events both in Ukraine and around the world. In Ukraine, believers honor the memory of the holy martyrs Yermil and Stratonik, and it is also celebrated as Public Broadcasting Day.

On this day, various countries around the globe commemorate:

Lithuania - Day of Defenders of Freedom

Mongolia - Constitution Day

Cape Verde - Democracy Day

USA - Stephen Foster Memorial Day

Wales - Old New Year

Notable birthdays on this day include:

• 1894 - Yevhen Onatsky, prominent figure of the OUN, journalist, and scholar
• 1904 - Nathan Milstein, virtuoso violinist
• 1919 - Lyubov Malaya, Ukrainian physician, academician of the National Academy of Sciences of Ukraine

Important events calendar:

• 1610 - Galileo Galilei discovers Jupiter's fourth moon, Callisto
• 1854 - Faas Anthony receives a patent for the accordion
• 1910 - the first public radio broadcast from New York
• 1919 - The Directory of the Ukrainian People's Republic approves the law on conscription for active military service
• 1942 - the beginning of the forced deportation of Ukrainians to Germany (Ostarbeiters)
• 1989 - computers in the United Kingdom are infected by the "Friday the 13th" virus
• 1992 - Ukraine and Sweden establish diplomatic relations
• 1993 - signing of the "Convention on the Prohibition of Chemical Weapons"
• 1999 - Michael Jordan announces his retirement from basketball
• 2000 - Bill Gates announces his resignation as head of Microsoft
• 2010 - Kyiv court acknowledges that Soviet leaders organized the genocide of Ukrainians
• 2015 - terrorist attack near Volnovakha as a result of Russian aggression against Ukraine.