About Kazimierz Leski
Kazimierz Leski, nom de guerre Bradl (21 June 1912 — 27 May 2000), was a Polish engineer, co-designer of the Polish submarines ORP Sęp (1938) and ORP Orzeł, a fighter pilot, and an officer in World War II Home Army's intelligence and counter-intelligence. He is credited, during World War II, with at least 25 journeys across German-held Europe, usually in the uniform of a Wehrmacht Major General. After the war, he was imprisoned by Poland's communist authorities. He spent seven years on death row before being rehabilitated in 1956. He then resumed work as an engineer. == Early life == Kazimierz Leski was born in Warsaw on 21 June 1912 to Maria Marta (née Olszyńska) (1886-1949) and Juliusz Stanisław Natanson-Leski (1884-1953). His older sister was Anna Leska (1910-1998) one of three Polish women to fly in the British Air Transport Auxiliary during the Second World War. His father, Major Juliusz Leski, had been an engineer and a pioneer of Poland's arms industry. following the Polish-Bolshevik War. However, he fell out of grace after the May 1926 Coup d'État, when he remained loyal to the government.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.