Only 20% trust the US 'a great deal' to act responsibly. This is a big fall from the 40% level in 2011, when the question was last asked.
But the debate about ethics is less important at the moment than the consideration of possible consequences of Turnbull's speech.
Politics podcast: John Blaxland on handling Islamist terrorism.
Events in Britain, the New South Wales coroner's report on the Lindt Cafe siege, and a new attack in Australia have given a much sharper edge to the debate about how to handle Islamist terrorism.
The communist state exercises 'soft power' in Australia in myriad ways, and it is vital that it is resisted.
Politics podcast: Dennis Richardson on telling it like it is.
Dennis Richardson was never afraid to tell ministers what he believed they should hear, and any grudges they had as a result they apparently got over very quickly.
Now, more than at any time in our history, Australia needs a relationship with China 'comparable with that which we have, or seek, with other major powers'.
The small city-state is an important regional ally, and we should work hard to maintain that strong relationship.
For all the chatter about the Kremlin's supposed preference for Trump over Clinton, its strategy is far from clear.
Russian interests are far from aligned with those of the West, and no amount of revisionist commentary about Russia not being 'such a bad guy’' after all will alter that reality.
In the Middle East, there will be no easy choices for the incoming Trump administration - and a wild ride is likely to continue.
Leading Australian academics respond to Donald Trump’s victory, and look ahead to what kind of president he might be. Much…
Under proposed changes, the war crime offence of murder, in a non-international armed conflict, would not apply to collateral civilian deaths resulting from an otherwise lawful attack.
Australia needs a clear bipartisan vision of its role in the world and a strategic agenda for the long-term national interest.
Boris Johnson, the man who led the Brexit campaign, has been appointed as the UK's chief diplomat. It has sent shudders down many spines, but does Africa need to worry?
A reduced aid budget equates to the forsaking of real opportunities in foreign policy terms. In the long term, this could make the savings look miniscule compared to opportunity costs.
Australia struggles to rise above the fray in Korean news, consigned to one of a number of countries that form an international community. But football seems to be a clear exception to this.
2016 will be a year of transitions in the Australia-US relationship. Against a backdrop of change are three important issues: the fight against Islamic State, China, and passage of the TPP.
Will Joe Hockey, a 19-year veteran of the Australian Parliament, be able to navigate an increasingly dysfunctional Washington as ambassador to the United States?
After 14 years of continued military presence and a decision by President Obama to keep US forces in Afghanistan, what is the next step for Australia's role in the Afghanistan war?
Australia will benefit if a Turnbull government pursues a foreign policy agenda attuned more to regional and global goals and developments, and less to domestic political challenges.