Shares of operators tumble on probe into misconduct in the sector

Lawmakers complain of bullying and pervasive culture of gender bias

Former defence minister Marise Payne named as new foreign minister

China’s military expansion and an unpredictable White House are sparking increased defence spending in the region

‘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

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

Government under pressure to justify award to big business-backed charity

Milestone comes as concerns rise over pressure on housing and infrastructure

Opposition leader Bill Shorten bolstered in ‘dry run’ for next general election 

PM Turnbull and Labor’s Shorten to face leadership questions if results are poor

Secret case over bugging of Dili cabinet raises fears about erosion of civil liberties

China roiled by new laws targeting influence and espionage in politics

Chinese group behind more than 20% of all trips sponsored by companies since 2010

Senate vote delivers conservative PM hard-fought legislative victory

Chairman John Lord hits back after MP claims telecoms group was controlled by Beijing

MP alleges Chinese-Australian businessman bribed UN official

Pristine eucalyptus forest near Great Barrier Reef becomes political battleground