United Kingdom, April 2 -- Diana, Princess of Wales has featured in newly broadcast behind-the-scenes footage from a controversial humanitarian trip to Angola months before her death.

Offering a rare glimpse of her private reflections during the campaign, Diana, who was 36 at the time of her Paris car crash death, travelled to Angola in January 1997 to support a global ban on landmines, a visit that drew political criticism in the UK. Newly aired footage of her on the trip, broadcast by ITV News, shows Diana speaking with journalists during the trip, including Steve Scott, who was then the outlet's Africa correspondent.

During the visit, Diana walked through a live minefield wearing protective gear and met victims of landmines, includin...