Highlights include Olivette Otele and Peter Frankopan considering the challenges of telling stories of people and places that are often overlooked, and Jonathan Dimbleby with Andrew Roberts discussing Operation Barbarossa.
The festival also features a number of exclusive pre-publication launches with Helen Fry, Robert Lyman and James Holland.
Brand new for this year, step back in time with the immersive outdoor History Village and learn first-hand what life was like in Roman London or the First World War.
Check out the full programme and book online. Prices range from £0 to £14.
The Chelsea History Festival is a partnership between the National Army Museum, Royal Hospital Chelsea and Chelsea Physic Garden. Sponsored by Cadogan.