The History of the World Backwards is a comedy sketch show written and starring Rob Newman.
All the major historical events happen backwards, so for example, Nelson Mandela enters jail a Spice Girls fan, and comes out as a terrorist intent in overthrowing the state.
[1] There are several recurring themes, such as the "Technology collapse", where scientific discoveries are lost, forgotten or made unworkable.
One reviewer said, "Here, we are relying largely on Newman alone and he ends up being bogged down into too many sketches that fail to go anywhere and stretch far too long", and also said it was too similar to Time Trumpet.
[2] Another claimed the show was too confusing and that, "The sketches are nonsensically unfunny, and any serious points get lost in the absurdity.