Robert Mugabe steps down as president of Zimbabwe after 37 years in power.
The Commonwealth releases its foreign policy white paper, mapping out foreign relations for the coming decades.
Australia's Chief Scientist is at odds with the federal government over the country's energy future.
Victoria is set to become the first state to legalise voluntary euthanasia.
A tense standoff on Manus Island between asylum seekers and police.
Hundreds of thousands of Rohingya muslims will be...