Independent candidate beats Liberals to take former prime minister’s Wentworth seat 

Government’s one-seat majority threatened as electorate rails against party bickering

Australian heritage-listed landmark to display advert for horseracing industry

Turmoil at public broadcaster highlights growing polarisation in media and politics

Government to hold inquiry over allegations it tried to have TV journalists sacked

Calls for ABC chairman Justin Milne to quit over allegations of bowing to political interference

Departure comes amid concerns publicly funded ABC is ensnared in ‘culture wars’ 

Highest rates of misconduct found in information, media and telecoms industries

Lawmakers complain of bullying and pervasive culture of gender bias

Canberra provides A$2bn relief package but little action to curb greenhouse emissions

‘Chameleon’ Scott Morrison will need all his skill and cunning to survive in top job

Ex-treasurer takes helm after Malcolm Turnbull ousted in Liberal party leadership vote

Instability fuelled by hyper-partisan culture, ideological spats and structural weakness

A bipartisan policy is needed to increase security and curb emissions

Nation prepares for sixth prime minister in a decade as Turnbull lashes out at rivals

Turnbull drops corporate tax cuts policy to shore up party room support

Prime minister Malcolm Turnbull secures narrow win in Liberal party contest but rivals circle 

Prime minister sees off challenge one day after being forced to shelve energy policy

Prime minister backtracks on legislating emissions targets as political rivals circle