He could force Boris Johnson to sign up to a Brexit deal with the EU http://www.theneweuropean.co.uk/brexit-news/westminster-news/nigel-farage-on-brexit-ultimatum-6215140
Joe Biden win could force Boris Johnson to water down Brexit bill https://www.theneweuropean.co.uk/brexit-news/westminster-news/boris-johnson-on-collision-course-with-joe-biden-over-brexit-4559260
Joe Biden win could force Boris Johnson to water down Brexit bill https://www.theneweuropean.co.uk/brexit-news/westminster-news/boris-johnson-on-collision-course-with-joe-biden-over-brexit-4559260
Watch: British lawmakers approved a measure that may force Prime Minister Boris Johnson to seek an extension to the Oct. 31 Brexit deadline, a prospect he rejected. https://on.wsj.com/31yvlxn
The showdown over Boris Johnson's Brexit plan led lawmakers to pass an amendment that aims to force a delay on a definitive vote in Parliament https://nyti.ms/2MVP1pW
MPs trying to force Boris Johnson to seek Brexit extension earlier https://www.theguardian.com/politics/2019/sep/25/mps-trying-to-force-boris-johnson-to-seek-brexit-extension-earlier?utm_term=Autofeed&CMP=twt_gu&utm_medium=&utm_source=Twitter#Echobox=1569413210
One of Boris Johnson's billionaire leadership backers was, as early as July, urging the prime-minister-to-be to prorogue parliament to force Brexit. https://buff.ly/30GSnls
The House of Lords has approved a law which would force prime minister Boris Johnson to seek a delay to Brexit if he fails to deliver a deal before October 31st. https://buff.ly/2zVXymL