[7] Oliver first appeared on television in the 2002 BBC Two series Two Men in a Trench, in which he and archaeologist Tony Pollard visited historic British battlefields.

[8] In 2014 Oliver stated that he was "proud of Britain" ahead of the Scottish independence referendum, saying that "this kind of internecine squabbling puts my teeth on edge.

[10] In 2020, Oliver reasserted his opposition to Scottish independence, describing the uncertainty caused by the prospect of a second referendum as a "cancerous presence" and saying that "I'm a British citizen, that's how I see myself.

"[11] Commenting on the British government's response to the coronavirus pandemic in 2021, Oliver said, "Lockdown is the biggest single mistake in world history".

[15] In January 2024, on GB News Oliver promoted the conspiracy theory that the coronavirus vaccine caused a condition called "turbo-cancer" in children.

[16] During a monologue delivered on his GB News programme on 4 February 2023, Oliver spoke of a "silent war" waged by generations of politicians in order to take "total control of the people" and impose "one-world government".

Broadcaster Matthew Sweet commented that the image appeared "to make mockery of the Holocaust by depicting Bill Gates as a Nazi experimenter with a swastika and IG Farben logo, which is presumably a reference to slave labour in Auschwitz".

[19] In July 2023, Oliver asserted on GB News that the "terrifying" temperatures reported during the heatwave in southern Europe were false and accused the BBC and others of fearmongering over climate change.