Zamenhof Day Zamenhof Day Zamenhof Day (), also called Esperanto Book Day, is celebrated on 15 December, the birthday of Esperanto creator L. L. Zamenhof. It is the most widely celebrated day in Esperanto culture. On this day, Esperantists hold information sessions and cultural gatherings to promote literature in Esperanto. The history of celebrating Esperanto on Zamenhof's birthday can be traced back to 17 December 1878, when at a birthday party for his 19th birthday he presented to his friends his "Lingwe uniwersala", the first version of his international language. By 1887, this language had evolved into what is now recognized as
Ludwik Witold Paszkiewicz died in 1995. Virtuti Militari, Silver Cross <br> Ludwik Witold Paszkiewicz Ludwik Paszkiewicz DFC (21 October 1907 – 27 September 1940) was a Polish fighter ace of the Polish Air Force in World War II with 6 confirmed kills. Ludwik Paszkiewicz was born in 1907, the son of Ludwik and Janina. He studied at the Warsaw University of Technology then at the Lviv Polytechnic. In 1931 after his graduation he began military service. After completing Cadet Reserve course in Mołodeczno, Paszkiewicz entered the Polish Air Force Academy. On 4 August 1934 he became second lieutenant ("podporucznik"). Then he was assigned