Jamaica Labour Party come out on top in the first ballot, with Shearer and Robert Lightbourne being the other candidates. Under Shearer, the JLP lost power for the first time to the People's National Party and Michael Manley in 1972. Shearer served as Opposition Leader until 1974. Bustamante finally gave up the post of party leader in 1974, and Edward Seaga was elected his successor. The party lost the 1976 elections, but Seaga became Prime Minister after victory in 1980 when the party won by a landslide, capturing 51 of the then 60 parliamentary seats. In 1983 with the JLP achieving a spike
Leader of the Labour Party (UK) From oldest to youngest: Leader of the Labour Party (UK) The Leader of the Labour Party is the most senior political figure within the Labour Party in the United Kingdom. Since 12 September 2015, the office has been held by Jeremy Corbyn; who has represented the constituency of Islington North since 1983. Harriet Harman was the Deputy Leader of the Labour Party and also Acting Leader since the resignation of Ed Miliband on 8 May 2015 following Labour's defeat at the 2015 general election. On 12 September 2015, she was replaced by Jeremy Corbyn, who won the Labour leadership election.