Any newer studies with examples of some of the concealed records? This one is frustratingly vague on the details.
Early next year she’ll have a book out that touches on this area. Here’s a brief summary: “And she makes clear that when Britain could no longer maintain control over the violence it provoked and enacted, it retreated from empire, destroying and hiding incriminating evidence of its policies and practices.” [0]
[0]: https://www.penguinrandomhouse.com/books/45877/legacy-of-vio...
"A great number of these records were destroyed and a sizeable portion sent to Britain to be kept secret. "
Not all have been destroyed.
Also, document-B might show up in the set that wasn't burned, but taken away and classified