How did boris johnson get elected?

Boris Johnson was elected as the leader of the Conservative Party in July 2019 following the resignation of Theresa May. He campaigned on a platform promising to deliver Brexit and appealed to party members with his charismatic personality and populist rhetoric. Subsequently, he became Prime Minister after winning a majority in the December 2019 general election, where his party's campaign focused on the slogan "Get Brexit Done." This strong electoral support enabled him to implement his agenda and solidify his leadership.