Today we take a look at the opening year of the USN's pacific sub campaign, where almost everything went wrong, but laid the groundwork for things to start going right.

Sources:
www.amazon.co.uk/UnrestrictedWarfareOfficersSubmarineVictory/dp/047138495X
www.usni.org/press/books/silentvictory
www.amazon.co.uk/SilentServiceWorldWarSubmarine/dp/1636241263
www.amazon.co.uk/SinkEmAllSubmarineWarfare/dp/1387400738

Footage from US National Archives video codes:
428NPC26/15510/19449/15510/15502/15887/19460



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