How Did Liz Truss Win the Conservative Leadership Contest?

Liz Truss and Rishi Sunak during the 2022 Conservative Party leadership election hustings
Short answer

Key facts about the 2022 Conservative Party leadership election

EventLiz Truss elected Conservative leader
DateSeptember 5, 2022
LocationLondon, United Kingdom
Key FigureLiz Truss
Source DetailVoting took place between 13 July and 2 September 2022
Confirmed OutcomeLiz Truss was elected to lead the party

Did You Know?

Did you know

Between 5 and 7 July 2022, more than 60 government ministers, parliamentary private secretaries, trade envoys, and party vice-chairmen resigned in what was the largest mass resignation in British history, prompting many previously supportive MPs to call for Johnson to step down.

Did you know

The 12th and final official hustings took place in London on 31 August 2022, where Liz Truss and Rishi Sunak competed in their last public debate before the vote closed at 5pm on Friday September 2, 2022, with ballots sent to party members via post.

Did you know

On 5 September 2022, Liz Truss was elected to lead the Conservative Party, beating Rishi Sunak, and she assumed the premiership on 6 September 2022, stating in her victory speech that her new government would cut taxes and deal with the energy crisis.

The Power Struggle and the Stakes

Rishi Sunak

On September 5, 2022, Liz Truss was declared the winner of the UK Conservative Party leadership election, securing the position after defeating Rishi Sunak. The immediate context included the Partygate scandal, where Johnson and staff were found to have broken public health restrictions, and the Chris Pincher scandal in July 2022. These events led to a government crisis, with more than sixty officials resigning between July 5 and 7, marking the largest mass resignation in British history. The leadership race narrowed to Truss, the former Foreign Secretary, and Sunak, the former Chancellor, after a series of MP ballots. The July‑September 2022 Conservative Party leadership election was triggered by Boris Johnson's announcement on 7 July 2022 that he would resign as Leader of the Conservative Party and Prime Minister of the United Kingdom, following a series of political controversies.

The final hustings took place in London on August 31, 2022, where Truss and Sunak debated tax cuts and the energy price cap, which Ofgem had raised by 80 percent to £3,549 annually. Ballots arrived by post between August 1 and 5, closing at 5 pm on September 2. Truss assumed the premiership on September 6, promising tax cuts and energy relief in her victory speech. She resigned after fifty days amid an economic crisis, becoming the shortest‑serving prime minister in British history. The rapid turnover underscored the volatility of the party’s internal dynamics during that summer.

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Voices From the Political Moment

Boris Johnson

The official record confirms that the leadership election was a direct response to the political instability surrounding Boris Johnson's premiership. Johnson had previously won a confidence vote in June 2022, but the situation escalated with the Chris Pincher scandal in July. Many previously supportive MPs called for his resignation, leading to the announcement on July 7. The final two candidates were Liz Truss, who served as Foreign Secretary, and Rishi Sunak, who served as Chancellor until July 5. The timeline provided by The Standard News highlights the specific dates of the hustings and the ballot closure, offering a clear chronological framework for the event. The record does not provide personal accounts or internal deliberations, focusing instead on the public milestones of the contest.

The final London hustings on August 31 offered the last public pitch before ballots closed at 5 pm on September 2. Average household energy bills were set to jump from £1,971 to £3,549, a figure central to the candidates' economic arguments. The winner was announced on September 5, with Johnson remaining in office until the following day. The record tracks these procedural milestones but does not capture individual voter motivations or internal party deliberations. Observers noted that the sharp rise in the energy cap intensified the urgency of the tax‑cut narrative presented by Truss.

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Timeline: the road to Liz Truss and its aftermath

  1. July 7, 2022 Boris Johnson announced he would resign as Leader of the Conservative Party and Prime Minister of the United Kingdom.
  2. July 13, 2022 Voting for the Conservative Party leadership election opened.
  3. August 31, 2022 The final hustings took place in London where Liz Truss and Rishi Sunak debated.
  4. September 2, 2022 Ballots for the leadership election closed at 5 pm.
  5. September 5, 2022 Liz Truss was declared the winner of the UK Conservative Party leadership election, defeating Rishi Sunak.
  6. September 6, 2022 Liz Truss assumed the role of Prime Minister.

Law, Office, and Public Reaction

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Following her election on September 5, Liz Truss formally assumed the role of Prime Minister on September 6, 2022. This transition occurred while Boris Johnson remained in office until that specific date, ensuring a continuous leadership structure during the handover period. Truss’s initial public statements focused on immediate economic actions, specifically promising to cut taxes and address the ongoing energy crisis. These commitments were made in her victory speech, where she also expressed gratitude to Johnson for his service. This rapid departure was attributed to an economic and political crisis that emerged during her time in office, a fact that cemented her status as the shortest‑serving prime minister in British history according to the provided documentation.

The September 5 announcement concluded a voting process that had opened on July 13 and closed on September 2. During the campaign, the candidates debated the rising cost of living, specifically referencing the eighty percent increase in the energy price cap that raised the average household bill from 1,971 to 3,549 pounds. The outcome was determined by the candidate who received the most votes from Tory party members, a process that resulted in Truss’s selection over Sunak. The record does not provide further details on the internal deliberations following this announcement, but it does note that the swift shift in leadership set the stage for the policy turbulence that followed.

The Order It Left Behind

Grant Shapps Official Cabinet Portrait, September 2021 ( )

The contest concluded with a clear winner, avoiding a prolonged power vacuum, yet the subsequent fifty‑day premiership demonstrated how fragile that resolution was. The episode illustrates how internal party mechanisms can both stabilize and destabilize governance when external scandals erode confidence. Her brief tenure ended in resignation, cementing her place as the shortest‑serving prime minister in British history and marking a sharp departure from the stability sought by party members. Liz Truss assumed the role on September 6, 2022, following her victory over Rishi Sunak on September 5.

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Analysis: July–September 2022 Conservative Party leadership election

What the evidence supports and leaves unresolved

What the record supports

  • Clear Procedural Timeline: The timeline runs from Johnson’s July 7 resignation announcement to the September 5 winner announcement, with voting occurring between July 13 and September 2. This sequence mirrors the 2019 election, where Johnson succeeded Theresa May after her Brexit withdrawal agreement failed to secure a majority. The structured MP ballots and member postal votes provided a transparent mechanism that limited speculation about back‑room deals, even as the party grappled with unprecedented resignations.
  • Specific Candidate Roles: Truss served as Foreign Secretary and Minister for Women and Equalities, while Sunak was Chancellor of the Exchequer until July 5, 2022. These roles defined their policy credibility: Truss on international and social issues, Sunak on economic management. Their contrasting portfolios gave party members a clear choice between a candidate promising aggressive tax cuts and a candidate with a record of fiscal stewardship, a distinction that shaped the final voting outcome.
  • Documented Mass Resignation: The record explicitly documents the scale of the government crisis preceding the election, stating that more than sixty government ministers, parliamentary private secretaries, trade envoys, and party vice‑chairmen resigned between July 5 and July 7, 2022. This specific count and timeframe provide a concrete metric for the political instability that triggered the leadership contest, avoiding speculative language about the extent of the internal party conflict and relying solely on the reported number of officials who stepped down.

Limits and unresolved questions

  • Lack of Voter Insight: In the July–September 2022 Conservative Party leadership election source record, the record notes the final outcome and ballot closure dates but offers no polling data or internal deliberations to explain why members chose Truss over Sunak. The specific appeal of her tax cut proposals versus Sunak’s economic vision remains undocumented.
  • Missing Hustings Content: Although the record confirms that twelve official hustings took place, with the final event in London on August 31, 2022, it does not detail the specific arguments made or the questions asked during these debates. The source mentions that candidates discussed the cost-of-living crisis and the energy price cap, but it lacks the transcript or detailed summary of their competing visions for the UK economy, limiting the depth of analysis regarding the substantive policy differences presented to the party.
  • Vague Crisis Description: Liz Truss resigned after fifty days in office amid an economic and political crisis, but it does not specify the particular economic indicators or political events that constituted this crisis. The source identifies the duration of her tenure and the fact of her resignation as the shortest-serving prime minister, but it fails to detail the specific policy failures or market reactions that led to her departure, leaving the nature of the crisis undefined in the provided text.

The verified sequence places Liz Truss as the elected Conservative leader on September 5, 2022, in London. Voting took place between 13 July and 2 September 2022. A responsible account stops there; it does not supply motives, a neat moral, or a verdict that the evidence cannot support. The value of revisiting this event lies in that restraint: precise details, clearly attributed actions, and a visible boundary between documented history and later interpretation.

Evidence Map: How We Checked the Central Claim

What the sources verify and how they were used

This comparison separates the event page selected for the account from the independently verified page used to corroborate it.

Central claim checked: Liz Truss is declared the winner of the UK Conservative Party leadership election, beating Rishi Sunak.

Direct source Verification role Coverage
July–September 2022 Conservative Party leadership election · Wikipedia Accessed 2026-09-05 Selected event record Supports the central claim shown above.
Key dates in the Tory leadership race · standard.co.uk Accessed 2026-09-04 Independent corroboration Supports the central claim shown above.

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How did Liz Truss win the 2022 Conservative leadership election?

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