Question: who is the president of uk in 2019?
Answer: The Rt Hon Boris Johnson MP Boris Johnson became Prime Minister on 24 July 2019. He was previously Foreign Secretary from 13 July 2016 to 9 July 2018. He was elected Conservative MP for Uxbridge and South Ruislip in May 2015. Previously he was the MP for Henley from June 2001 to June 2008.