German code breaking in World War II German code breaking in World War II German code breaking in World War II achieved some notable successes cracking British Naval ciphers until well into the fourth year of the war, but also suffered from a problem typical of the German armed forces of the time: numerous branches and institutions maintained their own cryptographic departments, working on their own without collaboration or sharing results with equivalent units. This led to duplicated effort, to a fragmentation of potential, and to lower efficiency than might have been achieved. There was no central German cryptography agency comparable to the British Bletchley Park facility.
The Kingdom of the Netherlands During World War II it were televised in a documentary television series from the 1960s, "De Bezetting" ("The Occupation"), directed by Milo Anstadt. It established de Jong as a figure of national importance and a media personality. He was later chastised for being overly concerned with his own image and reputation, a critique extended to his historical work—for instance, his cursory investigation in 1965 of the activities during World War II of Claus von Amsberg, then fiancé of crown princess Beatrix, was deemed insufficient and too positive (as opposed to his investigation in 1977 of politician Wim Aantjes, in which he too easily reached