Jan Leśniak [SEP] occupation
Jan Leśniak
Jan Leśniak (1898 – 1976 in Vienna) was a Polish military intelligence officer in the Interbellum and World War II.
Career.
Leśniak was from fall 1935 deputy director of the Polish General Staff's German Office and for a year, from April 1938, its director.
Leśniak in 1976 told historian Richard Woytak that, beginning in fall 1935, he received intelligence whose source he had not been informed of and which in fact came from decryption of German Enigma messages by the Polish General Staff's
collapse of communism in 1989. Throughout the transformation the WSI were allegedly involved in dubious operations, arms sales to UN-sanctioned states and corruption scandals. In 2006 the WSI was split into Służba Kontrwywiadu Wojskowego and Służba Wywiadu Wojskowego.
1989–present Notable operations.
- Operation Simoom, 1990
Notable personnel.
- Feliks Ankerstein
- Edmund Charaszkiewicz.
- Roman Czerniawski
- Józef Englicht
- Jan Kowalewski.
- Jerzy Franciszek Kulczycki
- Kazimierz Leski
- Jan Leśniak.
- Stefan Mayer.