Ed Husic’s factional colleagues are furious with his conduct at the national conference in Adelaide, and it may cost him a chance to return to cabinet.

Criticism comes as prime minister frames unity as point of difference to political opponents, saying ALP chooses ‘progress over protest’

Far from sulking on the sidelines, Husic has turned into the chief irritant within Labor’s caucus and, at this week’s national conference, the lead advocate on issues of…