The High Court ruling over the five MPs' legitimacy to hold seats may hang on whether they took reasonable steps to renounce their non-Australian citizenships.
Are different ways of governing emerging from South Africa's cities governed by opposition coalitions?
If we ban all donations from individuals and corporations, funding for political campaigns must come from elsewhere.
Even if Matt Canavan survives, his immediate absence from cabinet is a blow to Barnaby Joyce.
Democracy and good governance require politicians to engage in reasoned debate, informed decision making and measured judgements. This presupposes rationality. Is this always true?
Politics podcast: Michael Cooney on an Australian republic.
Michael Cooney says becoming a republic would give Australians important new symbols of national unity.
At the heart of the current controversy is that the senators were either ignorant of their second nationality or believed themselves to have lost it.
Matt Canavan has resigned as the minister for resources and northern Australia after being told by the Italian embassy that he is an Italian citizen.
The authoritarian regime is pushing ahead despite widespread objections. A peaceful resolution is far from sight.
The University of Canberra’s Michelle Grattan and Frances Shannon discuss the week in politics.
One of the problems bedevilling South Africa's army is being compelled to be everything to everybody. Its strategic direction is compromised by generals who pander to the whims of politicians.
Given the events of the past week, now is an opportune time to discuss reform of a section of the Constitution that makes dual nationals ineligible to sit in parliament.
Greens senator Larissa Waters was forced to resign on Tuesday after she discovered she was still a citizen of Canada.
In a free society, it ought never to be lawful for a government to detain people by executive order alone.
The Greens are in shock after their co-deputy leader, Scott Ludlam, discovered he is ineligible to sit in federal parliament because he has dual New Zealand citizenship.
There's a raging debate in South Africa about the role of its central bank. This is inevitable given that so much is changing in the world of central banking and in economic life.
Given the Turnbull government only has a one-seat majority in the lower house, the immediate stakes of the challenge to David Gillespie's eligibility are as high as they could possibly be.
Has South Africa's constitutional project failed? Is the country's constitution an obstacle to meaningful redistribution and land reform?
The prevailing mandate of the South African Reserve Bank is informed by sound economics and the need to protect the institution from the whims of politicians.
President Jacob Zuma has been brought to book repeatedly by South Africa's courts. He also faces a rising tide of discontent. One way or another, he seems to be running out of political lives.