The following table shows the hypothetical pre-strike event list drawn from the national Main Event List for Square Leg, testing the Transition to War stage.
The following table of Square Leg's 'survival' period, detailing the events that occurred in the first two weeks following the attack, is extracted from the Warwickshire County War Diary.
Police and military tasks during this and the Recovery period were set out as follows:
Campbell, Duncan (2015) [1983]. War Plan UK. p. 31. ISBN 978-1-326-50612-4. 978-1-326-50612-4
South Yorkshire County Council (1980). Emergency Planning Report on Exercise Square Leg. Cited in South Yorkshire County Council (September 1984). "South Yorkshire and Nuclear War" (PDF). p. 3. Retrieved 3 April 2025 – via ROCA Heritage. /wiki/South_Yorkshire_County_Council
Campbell, Duncan (3 October 1980). "World War III: an exclusive preview" (PDF). New Statesman. Retrieved 6 July 2024 – via duncancampbell.org. /wiki/Duncan_Campbell_(journalist,_born_1952)
South Yorkshire County Council (1980). Emergency Planning Report on Exercise Square Leg. Cited in South Yorkshire County Council (September 1984). "South Yorkshire and Nuclear War" (PDF). p. 3. Retrieved 3 April 2025 – via ROCA Heritage. /wiki/South_Yorkshire_County_Council
The National Archives, HO 322/950
South Yorkshire County Council (September 1984). "South Yorkshire and Nuclear War" (PDF). p. 20. Retrieved 3 April 2025 – via ROCA Heritage. /wiki/South_Yorkshire_County_Council
The National Archives, HO 322/950
Campbell, Duncan (2015) [1983]. War Plan UK. p. 45. ISBN 978-1-326-50612-4. 978-1-326-50612-4
Campbell, Duncan (3 October 1980). "World War III: an exclusive preview" (PDF). New Statesman. Retrieved 6 July 2024 – via duncancampbell.org. /wiki/Duncan_Campbell_(journalist,_born_1952)
Campbell, Duncan (6 March 1981). "Scotland's nuclear targets" (PDF). New Statesman. Retrieved 6 April 2025 – via duncancampbell.org. /wiki/Duncan_Campbell_(journalist,_born_1952)
Campbell, Duncan (6 March 1981). "Scotland's nuclear targets" (PDF). New Statesman. Retrieved 6 April 2025 – via duncancampbell.org. This of course excludes Northern Ireland and Eire. Earlier this week, we asked the Army HQ in Northern Ireland for this final piece of information, but the Ministry of Defence blocked any reply - and has not so far offered the information itself. /wiki/Duncan_Campbell_(journalist,_born_1952)
Figures based on a partial bomb plot of 127 strikes (68 groundbursts, 59 airbursts); the Home Office and Ministry of Defence repeatedly refused to provide Openshaw and Steadman with the complete bomb plot.
Campbell, Duncan (2015) [1983]. War Plan UK. p. 45. ISBN 978-1-326-50612-4. 978-1-326-50612-4
Near the site of Kelvedon Hatch Sub-Regional Headquarters. /wiki/Kelvedon_Hatch_Secret_Nuclear_Bunker
Campbell, Duncan (3 October 1980). "World War III: an exclusive preview" (PDF). New Statesman. Retrieved 6 July 2024 – via duncancampbell.org. /wiki/Duncan_Campbell_(journalist,_born_1952)
Campbell, Duncan; Edwards, Rob (3 October 1980). "Square Leg caught out" (PDF). New Statesman. Retrieved 6 July 2024 – via duncancampbell.org. /wiki/Duncan_Campbell_(journalist,_born_1952)
Duncan Campbell speculated that, since the exercise presumed a prevailing southerly wind at the time of attack, a groundburst strike on Eastbourne would increase the amount of fallout afflicting the rest of South East England, but himself believed that the prospect of deliberately increasing fallout in this way "may be fanciful", whereas strikes on Dungeness offered a more realistic prospect of increased fallout due to that region's nuclear reactors.[3] /wiki/Duncan_Campbell_(journalist,_born_1952)
Doomsday, Britain after Nuclear Attack, p. 105
The National Archives, HO 322/950
The National Archives, HO 322/950
Campbell, Duncan; Edwards, Rob (3 October 1980). "Square Leg caught out" (PDF). New Statesman. Retrieved 6 July 2024 – via duncancampbell.org. /wiki/Duncan_Campbell_(journalist,_born_1952)
Campbell, Duncan; Edwards, Rob (3 October 1980). "Square Leg caught out" (PDF). New Statesman. Retrieved 6 July 2024 – via duncancampbell.org. /wiki/Duncan_Campbell_(journalist,_born_1952)
"Square Leg" (PDF). Marxism Today. December 1980. Retrieved 2 April 2025 – via the Nuclear Information Service. https://www.nuclearinfo.org/wp-content/uploads/2023/07/Square_Leg_Marxism_Today_December_1980.pdf
Campbell, Duncan (2015) [1983]. War Plan UK. p. 9. ISBN 978-1-326-50612-4. 978-1-326-50612-4
Campbell, Duncan (2015) [1983]. War Plan UK. pp. 33, 37. ISBN 978-1-326-50612-4. 978-1-326-50612-4
MacGregor, Jane (September 2004). "Operation Square Leg: Did You Survive 1980?" (PDF). Subterranea. Subterranea Britannica. pp. 18–20. ISSN 1741-8917. Retrieved 4 April 2025 – via the Internet Archive. https://ia801909.us.archive.org/17/items/subterranea-5/Subterranea%205.pdf#page=21
MacGregor, Jane (September 2004). "Operation Square Leg: Did You Survive 1980?" (PDF). Subterranea. Subterranea Britannica. pp. 18–20. ISSN 1741-8917. Retrieved 4 April 2025 – via the Internet Archive. https://ia801909.us.archive.org/17/items/subterranea-5/Subterranea%205.pdf#page=21
MacGregor, Jane (September 2004). "Operation Square Leg: Did You Survive 1980?" (PDF). Subterranea. Subterranea Britannica. pp. 18–20. ISSN 1741-8917. Retrieved 4 April 2025 – via the Internet Archive. https://ia801909.us.archive.org/17/items/subterranea-5/Subterranea%205.pdf#page=21
MacGregor, Jane (September 2004). "Operation Square Leg: Did You Survive 1980?" (PDF). Subterranea. Subterranea Britannica. pp. 18–20. ISSN 1741-8917. Retrieved 4 April 2025 – via the Internet Archive. https://ia801909.us.archive.org/17/items/subterranea-5/Subterranea%205.pdf#page=21
Campbell, Duncan (2015) [1983]. War Plan UK. p. 33. ISBN 978-1-326-50612-4. 978-1-326-50612-4
MacGregor, Jane (September 2004). "Operation Square Leg: Did You Survive 1980?" (PDF). Subterranea. Subterranea Britannica. pp. 18–20. ISSN 1741-8917. Retrieved 4 April 2025 – via the Internet Archive. https://ia801909.us.archive.org/17/items/subterranea-5/Subterranea%205.pdf#page=21
Campbell, Duncan (2015) [1983]. War Plan UK. p. 33. ISBN 978-1-326-50612-4. 978-1-326-50612-4
MacGregor, Jane (September 2004). "Operation Square Leg: Did You Survive 1980?" (PDF). Subterranea. Subterranea Britannica. pp. 18–20. ISSN 1741-8917. Retrieved 4 April 2025 – via the Internet Archive. https://ia801909.us.archive.org/17/items/subterranea-5/Subterranea%205.pdf#page=21
Campbell, Duncan (2015) [1983]. War Plan UK. p. 33. ISBN 978-1-326-50612-4. 978-1-326-50612-4
MacGregor, Jane (September 2004). "Operation Square Leg: Did You Survive 1980?" (PDF). Subterranea. Subterranea Britannica. pp. 18–20. ISSN 1741-8917. Retrieved 4 April 2025 – via the Internet Archive. https://ia801909.us.archive.org/17/items/subterranea-5/Subterranea%205.pdf#page=21
Campbell, Duncan (2015) [1983]. War Plan UK. p. 33. ISBN 978-1-326-50612-4. 978-1-326-50612-4
MacGregor, Jane (September 2004). "Operation Square Leg: Did You Survive 1980?" (PDF). Subterranea. Subterranea Britannica. pp. 18–20. ISSN 1741-8917. Retrieved 4 April 2025 – via the Internet Archive. https://ia801909.us.archive.org/17/items/subterranea-5/Subterranea%205.pdf#page=21
Campbell, Duncan (2015) [1983]. War Plan UK. p. 33. ISBN 978-1-326-50612-4. 978-1-326-50612-4
MacGregor, Jane (September 2004). "Operation Square Leg: Did You Survive 1980?" (PDF). Subterranea. Subterranea Britannica. pp. 18–20. ISSN 1741-8917. Retrieved 4 April 2025 – via the Internet Archive. https://ia801909.us.archive.org/17/items/subterranea-5/Subterranea%205.pdf#page=21
Campbell, Duncan (2015) [1983]. War Plan UK. p. 33. ISBN 978-1-326-50612-4. 978-1-326-50612-4
MacGregor, Jane (September 2004). "Operation Square Leg: Did You Survive 1980?" (PDF). Subterranea. Subterranea Britannica. pp. 18–20. ISSN 1741-8917. Retrieved 4 April 2025 – via the Internet Archive. https://ia801909.us.archive.org/17/items/subterranea-5/Subterranea%205.pdf#page=21
Campbell, Duncan (2015) [1983]. War Plan UK. p. 33. ISBN 978-1-326-50612-4. 978-1-326-50612-4
MacGregor, Jane (September 2004). "Operation Square Leg: Did You Survive 1980?" (PDF). Subterranea. Subterranea Britannica. pp. 18–20. ISSN 1741-8917. Retrieved 4 April 2025 – via the Internet Archive. https://ia801909.us.archive.org/17/items/subterranea-5/Subterranea%205.pdf#page=21
Campbell, Duncan (2015) [1983]. War Plan UK. p. 33. ISBN 978-1-326-50612-4. 978-1-326-50612-4
MacGregor, Jane (September 2004). "Operation Square Leg: Did You Survive 1980?" (PDF). Subterranea. Subterranea Britannica. pp. 18–20. ISSN 1741-8917. Retrieved 4 April 2025 – via the Internet Archive. https://ia801909.us.archive.org/17/items/subterranea-5/Subterranea%205.pdf#page=21
MacGregor, Jane (September 2004). "Operation Square Leg: Did You Survive 1980?" (PDF). Subterranea. Subterranea Britannica. pp. 18–20. ISSN 1741-8917. Retrieved 4 April 2025 – via the Internet Archive. https://ia801909.us.archive.org/17/items/subterranea-5/Subterranea%205.pdf#page=21
Campbell, Duncan (2015) [1983]. War Plan UK. p. 33. ISBN 978-1-326-50612-4. 978-1-326-50612-4
MacGregor, Jane (September 2004). "Operation Square Leg: Did You Survive 1980?" (PDF). Subterranea. Subterranea Britannica. pp. 18–20. ISSN 1741-8917. Retrieved 4 April 2025 – via the Internet Archive. https://ia801909.us.archive.org/17/items/subterranea-5/Subterranea%205.pdf#page=21
Campbell, Duncan (2015) [1983]. War Plan UK. p. 33. ISBN 978-1-326-50612-4. 978-1-326-50612-4
MacGregor, Jane (September 2004). "Operation Square Leg: Did You Survive 1980?" (PDF). Subterranea. Subterranea Britannica. pp. 18–20. ISSN 1741-8917. Retrieved 4 April 2025 – via the Internet Archive. https://ia801909.us.archive.org/17/items/subterranea-5/Subterranea%205.pdf#page=21
Campbell, Duncan (2015) [1983]. War Plan UK. p. 33. ISBN 978-1-326-50612-4. 978-1-326-50612-4
MacGregor, Jane (September 2004). "Operation Square Leg: Did You Survive 1980?" (PDF). Subterranea. Subterranea Britannica. pp. 18–20. ISSN 1741-8917. Retrieved 4 April 2025 – via the Internet Archive. https://ia801909.us.archive.org/17/items/subterranea-5/Subterranea%205.pdf#page=21
Campbell, Duncan (2015) [1983]. War Plan UK. p. 33. ISBN 978-1-326-50612-4. 978-1-326-50612-4
Buffer depots and other food supplies, military bases, fuel depots, power stations, major industrial sites, government facilities, and so on.[16] /wiki/Ministry_of_Agriculture,_Fisheries_and_Food_(United_Kingdom)#Buffer_depots
MacGregor, Jane (September 2004). "Operation Square Leg: Did You Survive 1980?" (PDF). Subterranea. Subterranea Britannica. pp. 18–20. ISSN 1741-8917. Retrieved 4 April 2025 – via the Internet Archive. https://ia801909.us.archive.org/17/items/subterranea-5/Subterranea%205.pdf#page=21
Campbell, Duncan (2015) [1983]. War Plan UK. p. 33. ISBN 978-1-326-50612-4. 978-1-326-50612-4
MacGregor, Jane (September 2004). "Operation Square Leg: Did You Survive 1980?" (PDF). Subterranea. Subterranea Britannica. pp. 18–20. ISSN 1741-8917. Retrieved 4 April 2025 – via the Internet Archive. https://ia801909.us.archive.org/17/items/subterranea-5/Subterranea%205.pdf#page=21
Campbell, Duncan (2015) [1983]. War Plan UK. p. 33. ISBN 978-1-326-50612-4. 978-1-326-50612-4
MacGregor, Jane (September 2004). "Operation Square Leg: Did You Survive 1980?" (PDF). Subterranea. Subterranea Britannica. pp. 18–20. ISSN 1741-8917. Retrieved 4 April 2025 – via the Internet Archive. https://ia801909.us.archive.org/17/items/subterranea-5/Subterranea%205.pdf#page=21
Campbell, Duncan (2015) [1983]. War Plan UK. p. 33. ISBN 978-1-326-50612-4. 978-1-326-50612-4
Campbell, Duncan (2015) [1983]. War Plan UK. p. 33. ISBN 978-1-326-50612-4. 978-1-326-50612-4
MacGregor, Jane (September 2004). "Operation Square Leg: Did You Survive 1980?" (PDF). Subterranea. Subterranea Britannica. pp. 18–20. ISSN 1741-8917. Retrieved 4 April 2025 – via the Internet Archive. https://ia801909.us.archive.org/17/items/subterranea-5/Subterranea%205.pdf#page=21
MacGregor, Jane (September 2004). "Operation Square Leg: Did You Survive 1980?" (PDF). Subterranea. Subterranea Britannica. pp. 18–20. ISSN 1741-8917. Retrieved 4 April 2025 – via the Internet Archive. https://ia801909.us.archive.org/17/items/subterranea-5/Subterranea%205.pdf#page=21
Campbell, Duncan (2015) [1983]. War Plan UK. p. 33. ISBN 978-1-326-50612-4. 978-1-326-50612-4
MacGregor, Jane (September 2004). "Operation Square Leg: Did You Survive 1980?" (PDF). Subterranea. Subterranea Britannica. pp. 18–20. ISSN 1741-8917. Retrieved 4 April 2025 – via the Internet Archive. https://ia801909.us.archive.org/17/items/subterranea-5/Subterranea%205.pdf#page=21
MacGregor, Jane (September 2004). "Operation Square Leg: Did You Survive 1980?" (PDF). Subterranea. Subterranea Britannica. pp. 18–20. ISSN 1741-8917. Retrieved 4 April 2025 – via the Internet Archive. https://ia801909.us.archive.org/17/items/subterranea-5/Subterranea%205.pdf#page=21
Campbell, Duncan (2015) [1983]. War Plan UK. p. 33. ISBN 978-1-326-50612-4. 978-1-326-50612-4
Campbell, Duncan (3 October 1980). "World War III: an exclusive preview" (PDF). New Statesman. Retrieved 6 July 2024 – via duncancampbell.org. /wiki/Duncan_Campbell_(journalist,_born_1952)
MacGregor, Jane (September 2004). "Operation Square Leg: Did You Survive 1980?" (PDF). Subterranea. Subterranea Britannica. pp. 18–20. ISSN 1741-8917. Retrieved 4 April 2025 – via the Internet Archive. https://ia801909.us.archive.org/17/items/subterranea-5/Subterranea%205.pdf#page=21
MacGregor, Jane (September 2004). "Operation Square Leg: Did You Survive 1980?" (PDF). Subterranea. Subterranea Britannica. pp. 18–20. ISSN 1741-8917. Retrieved 4 April 2025 – via the Internet Archive. https://ia801909.us.archive.org/17/items/subterranea-5/Subterranea%205.pdf#page=21
Campbell, Duncan (3 October 1980). "World War III: an exclusive preview" (PDF). New Statesman. Retrieved 6 July 2024 – via duncancampbell.org. /wiki/Duncan_Campbell_(journalist,_born_1952)
MacGregor, Jane (September 2004). "Operation Square Leg: Did You Survive 1980?" (PDF). Subterranea. Subterranea Britannica. pp. 18–20. ISSN 1741-8917. Retrieved 4 April 2025 – via the Internet Archive. https://ia801909.us.archive.org/17/items/subterranea-5/Subterranea%205.pdf#page=21
Campbell, Duncan (2015) [1983]. War Plan UK. pp. 34–35, 37. ISBN 978-1-326-50612-4. 978-1-326-50612-4
Campbell, Duncan (2015) [1983]. War Plan UK. p. 151. ISBN 978-1-326-50612-4. 978-1-326-50612-4
Campbell, Duncan (2015) [1983]. War Plan UK. pp. 35–37. ISBN 978-1-326-50612-4. 978-1-326-50612-4
Described in War Plan UK as likely being located in Taunton.[20] /wiki/Taunton