Boris Johnson's Success and Achievements in Timeline

By Popular Timelines Editorial Team · Updated: October 9, 2025

A success timeline featuring the most significant achievements of Boris Johnson.

Boris Johnson, a British politician and writer, served as Prime Minister of the United Kingdom from 2019 to 2022. Prior to this, he held prominent positions including Foreign Secretary (2016-2018) and Mayor of London (2008-2016). Johnson also served as a Member of Parliament for Henley (2001-2008) and Uxbridge and South Ruislip (2015-2023). His political career has been marked by his leadership roles within the Conservative Party and his involvement in significant events like Brexit.

Sections (6)

Full Timeline Early Life & Education Career & Achievements Success & Recognition Challenges & Struggles Controversies & Scandals

2003: BAFTA Nomination for Have I Got News For You

In 2003, Johnson was nominated for the BAFTA Television Award for Best Entertainment Performance for his appearance on 'Have I Got News for You'.

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2012: Re-elected mayor

In 2012, Boris Johnson was re-elected mayor of London.

2012: Re-election as Mayor of London

In 2012, Boris Johnson, up for re-election, hired Crosby to orchestrate his campaign and published "Johnson's Life of London". He was re-elected, defeating Livingstone, whose campaign focused on criticising Johnson rather than presenting a vision for London's future.

2015: Election to Parliament

In the 2015 general election, Boris Johnson was elected to Parliament, leading to speculation that he wanted to replace Cameron as Conservative leader and prime minister.

July 2019: Appointment as Prime Minister

On 24 July 2019, following his election as Conservative Party leader, Boris Johnson was appointed as prime minister by Queen Elizabeth II. This appointment made Johnson the first prime minister to be born outside British territories, and he appointed Dominic Cummings as his senior advisor.

October 2019: Dissolution of Parliament and General Election

In October 2019, Parliament was dissolved, and a general election was called for 12 December. The election resulted in the Conservative Party winning 43.6% of the vote and a parliamentary landslide majority of 80 seats. A key slogan used in the Conservative campaign was "Get Brexit Done".

October 2019: Revised Brexit Deal Agreement

In October 2019, following bilateral talks between Boris Johnson and Taoiseach Leo Varadkar, the UK and EU agreed to a revised Brexit deal, replacing the backstop with a new Northern Ireland Protocol.

December 2019: Landslide Victory in General Election

In December 2019, Boris Johnson won a landslide victory in the general election after calling a snap election when failing to win parliamentary support for a revised Brexit withdrawal agreement.

2019: Prime Minister of the United Kingdom

In 2019, Boris Johnson became Prime Minister of the United Kingdom and Leader of the Conservative Party.

December 2020: EU-UK Trade and Cooperation Agreement Reached

On 24 December 2020, it was announced that the EU–UK Trade and Cooperation Agreement had been reached, which formally came into force on 1 May, marking a significant step in post-Brexit relations.