Air pollution is the worst type of fatal pollution, linked to 6.5 million deaths in 2015, according to a global investigation  published in The Lancet.  File photograph: Getty Images

Pollution is blamed for up to nine million deaths each year worldwide, disproportionately affecting people living in some of the world’s poorest count(...)

White House chief of staff John Kelly said an investigation was under way into the circumstances surrounding the ambush that killed four US troops in Niger earlier this month. Photograph: Andrew Harrer/Bloomberg

White House chief of staff John Kelly defended US president Donald Trump’s handling of a phone call with the widow of a fallen US soldier as the four-(...)

Displaced Iraqi Kurds people fleeing violence in the northern Kirkuk province take shelter in an unfinished housing project in Irbil, the capital of the autonomous Kurdish region of northern Iraq, on Thuraday. Photograph: Safin Hamed/AFP/Getty Images

About 100,000 Kurds have fled the Kirkuk region for fear of persecution since Iraqi armed forces retook disputed territory after a Kurdish independenc(...)

Mary Robinson: respondents’ most admired living Irish people, apart from their own family members,  were the former president, also Bono and Liam Neeson, followed by Gerry Adams and Conor McGregor. Photograph; Dara Mac Dónaill

Seven in 10 younger Irish-Americans say they would be interested in getting an Irish passport, while more than two-thirds believe it’s important their(...)

Bank of Ireland, currently the subject of an enforcement investigation by the Central Bank alongside KBC, dropped by 1.93 per cent to €6.649 on Thursday. Photograph: Aidan Crawley/Bloomberg

The ongoing tracker mortgage controversy appeared to spook Irish investors on Thursday as the Iseq ended in negative territory. Its European peers, (...)

South African president Jacob Zuma: ANC is due to vote on his successor. Photograph: Siphiwe Sibeko/File Photo/Reuters

The FBI has opened an investigation into US links to South Africa’s Gupta family, escalating a political scandal over the three brothers’ alleged use (...)

A national campaign is running in the US this week, urging eligible Irish immigrants to apply for citizenship. Photograph: Getty Images

If you have already become an American citizen, we want to read your story. Send us an email (max 400 words) with a photograph to abroad@irishtimes.co(...)

 Afghan army soldiers search vehicles at a checkpoint on a highway leading to the Maiwand district of  Kandahar province. Photograph: Muhammad Sadiq/EPA

The Afghan Taliban stormed a military base in the south of the country on Thursday, killing at least 43 troops, the Afghan defence ministry has said, (...)

Chinese president Xi Jinping shakes hands with former president Jiang Zemin at the opening session of the Chinese Communist Party’s congress on Wednesday.  Photograph:  Lintao Zhang/Getty Images

Top Chinese communists hailed “Xi Jinping Thought” at a party congress, a sign the leader’s political theory will be incorporated into the constituti(...)

Men suspected of being Islamic State fighters are searched at a security screening centre near Kirkuk, Iraq, on October 1st. Photograph: Ivor Prickett/The New York Times

Its de facto capital is falling. Its territory has shrivelled from the size of Portugal to a handful of outposts. Its surviving leaders are on the run(...)