Mr Farage, who was speaking at a rally in Westminster to announce the Brexit Party's next wave of candidates, said his party would form a "non-aggression pact" with the Conservatives if the Prime Minister pursues a no-deal Brexit.
The leader of the Brexit Party, which was founded at the beginning of this year, told the packed venue: "If Boris Johnson is prepared to do the right thing for the independence of this country, then we would put country before party and do the right thing.