Naked Girl Naturists At The Lake

During witch-hunts, the alleged witches were stripped to discover the so-called witches' marks. The discovery of witches' marks was then used as evidence in trials.
Nudity (full or partial) can be part of a corporal punishment or as an imposed humiliation, especially when administered in public. In fact, torture manuals may distinguish between the male and female psychological aversion to self-exposure versus being disrobed.
Nazis used forced nudity to attempt to humiliate inmates in concentration camps. This was depicted in the film Schindler's List.
In 2003, Abu Ghraib prison in Baghdad gained international notoriety for accounts of torture and abuses by members of the United States Army Reserve during the post-invasion period. Photographic images were circulated that exposed the posing of prisoners naked, sometimes bound, and being intimidated.