Premiership of Theresa May
Theresa May's tenure as Prime Minister of the United Kingdom began on 13 July 2016 when she accepted an invitation from Queen Elizabeth II to form a government, succeeding David Cameron, and ended on 24 July 2019 upon her resignation. May's premiership was dominated by Brexit, terrorist attacks in Westminster, the Manchester Arena and London Bridge, the Grenfell Tower fire, and the Salisbury poisonings.
Source: Wikipedia — Premiership of Theresa May (CC BY-SA 4.0)