The rebel alliance that took power has vowed to prosecute senior figures from the ousted government, but accountability will be hard to achieve in a vulnerable, divided and battered country.
Explaining the issues of sovereignty, self-defense and humanitarian safeguards.
Treaties ratified by the Senate in 1978 established permanent neutrality, but some Republicans regret that decision.
In separate agreements with Nauru, Papua New Guinea and the Solomon Islands, Australia is attempting to edge out China’s influence in the region.