Motion of no confidence
But Robert Buckland says government is preparing with "urgency" for October 31 deadline.
PM could delay any general election until after October 31 in order to force no-deal Brexit.
Labour leader says he will 'look at' calling no confidence vote in September.
Jo Swinson tells Jeremy Corbyn only he has the power to force vote of no confidence in the new government.
Chancellor does not rule out backing an attempt to bring down his own government.
Rotherham MP also refuses to commit to backing a vote of no confidence to bring down the Tory government.
Unite boss tells deputy "you should be f***ing ashamed of yourself" as speculation mounts over confidence motion.
New PM will make winning a confidence vote a priority, amid fears that sacking ministers would create instant rebels.
MP, 22 weeks pregnant, was targeted by a local activist who wanted a no confidence vote.
Lib Dem leadership candidate Sir Ed Davey says Tories would not back a vote of no confidence in the government if it risked putting Corbyn in No 10.