President Trump loves tariffs but most economists hate them.We look at how tariffs work and what history can tell us about their impact on economies.And the industries protected by them.

This week in New Zealand saw one of the biggest protests its seen for decades. A nine-day march ending in the capital Wellington – with a demonstration of around 55,00 people outside parliament house. The protesters are opposing the introduction of a bill which seeks to reinterpret New Zealand’s founding document between the British Crown and Māori chiefs and there are fears it will dilute the rights of the Māori.  This is the story of the treaty that defines New Zealand.

The Middle East teetering on the brink of a war between Israel and the Lebanese militant group Hezbollah. While seen by many western nations as a terrorist organisation – Hezbollah is more than that, it plays a critical role in Lebanese politics and a pivotal role in Iran’s network of alliances in the region. It also has around 150 thousand rockets aim at Israel. The story of Hezbollah.

Pope Francis is facing increasing criticism from conservatives within the Catholic Church. While conflict and ideological battles in the Church are not unusual it’s rare that they are aired so publicly. What’s going on?

n 2022, the Optus data breach, along with the Medibank hack, saw the theft of the personal information of millions of Australians. In the last decade, there has been an explosion in cybercrime, especially ransomware attacks. What can we do to protect our personal details from criminals?

Fifty years ago, the US Supreme Court Roe v. Wade decision effectively legalised abortion across the country. That decision was overturned last year by a very conservative Supreme Court. For over 100 years there has been a struggle between liberals and conservatives in America for control of the Supreme Court. The appointment by President Trump three conservative Justices to the Court has tipped the balance. How did this happen and what does it mean for the lives of ordinary Americans?

In November, 2021, Barbados, a tiny Caribbean island, replaced the Queen as its head of state with a Barbadian president. How did Barbados succeed where Australia failed and what does it mean to be a republic in the Commonwealth?

In Scandinavian prisons the focus is on rehabilitation not punishment.

As Australia’s borders opened after the Covid pandemic, there was an overwhelming surge in applications for passports as we travelled to see friends and family overseas or took up that abandoned holiday. Something like a passport goes back centuries but the modern version—a  little travel booklet with your photo in it—is a relatively recent phenomenon.

We take for granted the accuracy of predictions and warnings put out by our weather forecasters. Once, weather predictions were the butt of jokes but today the Bureau of Meteorology can accurately forecast the weather for the next seven to ten days. How did this happen?

Chocolate is one of our most popular indulgences but there is a darker side to the industry – one connected with colonialism, the industrial revolution and modern-day slavery.

For over one hundred years, the Ruhr region was the grimy, polluted heart of Germany’s coal and steel. Today it has no coal mines. Instead, it is a cultural hub more than fifty museums and is a centre for green energy innovation. How did they do it?

It was a bad year for crypto even before the spectacular collapse of FTX. Although eminent economists and investors warned that cryptocurrency was a speculative bubble—even a Ponzi scheme—the growth of digital currency exchanges fuelled investment in crypto. Are we seeing the beginning of its death spiral?

The Lebanese Shiite militant group, Hezbollah is seen by many western governments as a terrorist organisation but it’s also much more than that. Hezbollah plays pivotal role in Lebanon both socially and politics, has emerged as a significant regional actor and is a key ally of Iran. Since its creation in 1982 Hezbollah has been engaged in a conflict with Israel and today that conflict threatens to escalate into a full-blown war.

Part 1 of the story of Hezbollah - its creation in 1982 through to its war with Israel in 2006. 

Centrelink’s 'automated debt recovery system' - or Robodebt - sparked two Senate inquiries, an Ombudsman inquiry, numerous court cases and now a Royal Commission. Despite being found to be unlawful by the Federal Court, questions remain.

How and why was this system introduced? And why was it allowed to run for so long?

Casino inquiries, cashless gambling cards, new laws on gambling advertising—the gambling industry in Australia is under the microscope as never before. Just how far has the tide turned and what needs to be done to address the problems associated with Australia’s gambling addiction?

The NDIS was meant to transform the lives of all Australians with a disability, but things haven’t quite gone to plan. Many people have found the NDIS difficult to access or inadequate and there has been a huge cost blowout. Hear the story of the NDIS – what we’ve got right, what we’re got wrong and how we might fix it.

The federal government has committed to work with states and territories, local government and investors to reshape housing in Australia. Perhaps most significant is the commitment to build fifty thousand social and affordable homes, bringing some relief to those on the lowest incomes currently forced into the private rental market.

The US midterm elections are happening this week and many people say that the outcome could determine the future of democracy in America. We look at one side of this electoral race—the Republican Party—and its historical links with the extreme right.

The choice is between the former leftist president, Luiz Inácio Lula da Silva—known as Lula—and the far-right incumbent, Jair Bolsonaro. Who are these men and what will this vote mean for the future of Latin America’s biggest country?

The death last month of a young Iranian woman while in the custody of the morality police has sparked widespread protests across Iran. Protests are not new in Iran. Since the 1990s, there have been many protests, but these are unusual in that they are being led by women and girls. This is the story of women and politics in Iran.

As the all-powerful Chinese Communist Party elite gather for a public display of their authority, Xi Jinping cements his grip on China. Xi’s family background put him on the fast track to success within the Party, although like many so-called ‘princelings’, he endured great hardship during Mao’s Cultural Revolution. How did Xi rise to the top and what has his ascendancy meant for the people of China?

The modern-day Commonwealth emerged out of the British Empire. Can it separate itself from this colonial past and its legacy of slavery and racism?

The sky’s the limit for New York City skyscrapers, from the Art Deco delights of the Chrysler Building to today’s controversial supertalls.

The world's most popular tourist destinations have been having a bumper 2024.But many places are again struggling with over tourism.We look back on the relentless rise of global travel.

After decades of cutbacks, pay freezes and allegations of politicisation, is the Australian Public Service still able to give the government of the day informed and independent advice?

The World Heritage Convention has become a victim of its own success, with increasing political pressure sidelining expert advice and the deluge of sites put forward threatening the value of the ‘brand’. 

In Scandinavian prisons the focus is on rehabilitation not punishment.

LIV, a new professional golf competition backed by Saudi Arabia, has created bitter division among players, challenging the future shape of the game.

Taiwan today produces ninety per cent of the world’s most sophisticated microchips that power everything from our smart phone and laptops to military equipment, electric cars and rockets that go to Mars. But Taiwan is also in the eye of a political storm, caught between China on the one side and the United States on the other.  How did the tiny island of Taiwan come to dominate the production of microchips and what happens if something goes wrong?

Secret trials and overblown sentences are the hallmarks of state hostage-taking. What can governments do when their citizens are wrongfully detained overseas?

Decisions made by the Reserve Bank affect so much of our lives—from our mortgage repayments to the cost of supermarket items. For the first time in decades, how it operates is up for review.

The e-book has turned the book industry upside down affecting bookshops, publishers, authors, libraries and readers.

This program was first broadcast on 24 October, 2021

In the Uluru Statement from the Heart, Aboriginal and Torres Strait Islanders are calling for an Indigenous Voice to parliament. While they haven’t set out how that would work there are models we can look back on.

Ever since the referendum of 1967 federal governments have attempted and failed to set up administrative organisations to give Indigenous Communities a say in their own affairs.

As we once again debate how we acknowledge Australia’s first people - what if anything can we learn from those past attempts?

Britons were promised an economy free from European regulation and the right to make their own laws once they left the EU. Instead, British businesses are setting up in Europe and holidaymakers are stuck in traffic as they try to get to France.

Raw sewage is being pumped into rivers and waterways across England and it’s increasing becoming a political and health issues. What’s going wrong and does it have anything to do with the privatisation of the English water industry 30 years ago. The unexpected consequences of the free market.

In the 1970s, scientists warned of a potential natural disaster – the destruction of the ozone layer by CFCs, chemicals commonly used in fridges and spray cans. The world came together to protect the ozone layer. Why hasn’t this happened with climate change?

Choosing to not drink is a pretty big thing in this country. Globally we’re well up there in terms of consumption levels and risky drinking - alcohol is entrenched in almost all aspects of society. But there’s growing interest in staying dry past July. Australia has a long history with alcohol but are we seeing a change in drinking habits?

PNG has hundreds of languages groups, almost a thousand tribes and is one of only four nations globally that doesn’t have any women in parliament. Over three weeks the country is holding its national election – the 10th since it gained its independence from Australia in 1975.

Australia has everything it needs to produce electricity - coal, gas, sun, and wind. Yet we've wound up with energy shortages and huge price hikes. How did we get here - why is our energy system in such a mess? And what can we do to fix it?

The selection of a new justice to the United States Supreme Court is frequently controversial and almost always political. It’s a 'captain's pick' for the US president and one that can shape American society long after the president’s gone.

None of us need to be told that prices are going up or that interest rates are following. We are clearly now in a period of inflation which may or may not lead to a recession. But what exactly is inflation, why does it occur, how does it relate to interest rates and what if anything can we learn from past inflationary periods?

Despite being the closest of neighbours, for the last decade there’s been a worsening Trans-Tasman spat as New Zealanders in Australia are refused basic services and often deported. The new Albanese government has signalled this may be about to change, but what caused the spat in the first place, and was race the underlying issue?

It’s hard-to-understand America’s relationship with guns. Gun deaths and school shooting are commonplace in American communities – yet US politicians seem incapable or powerless to implement any type of gun reform. So, what’s going on and what role has the NRA, played in this political debate?

We take for granted the accuracy of predictions and warnings put out by our weather forecasters. Once, weather predictions were the butt of jokes but today the Bureau of Meteorology can accurately forecast the weather for the next seven to ten days. How did this happen?

While the rest of the world is learning to live with COVID-19, China is still following its zero-COVID policy with citywide lockdowns, mass testing and quarantine. But there’s a social and economic cost and, potentially, also a political one. Why is the Chinese leadership sticking with the policy?

We examine the evolution of NASA's human space flight programAnd how past disasters influenced their cautious approach with the two astronauts stuck in space.

Street protests and violence have accompanied Sri Lanka’s worst economic downturn since independence in 1948. What is behind the blackouts and acute shortages of food and fuel?

The recent signing of the security pact between China and the Solomon Island has sent shock waves through the Federal election campaign. Questions are being asked about our relationship with the Solomon Islands and with other Pacific nations. What is behind Australia’s relationship with the Pacific nations?

If Ferdinand Marcos Junior wins this week’s presidential election as expected, it will cap off a most remarkable come-back for a family exiled in the 1980s after stripping the country of billions and driving the economy into the ground.