Is the mineral deal between Ukraine and the US a win-win? Andrew Roth reports. Help support our independent journalism at theguardian.com/infocus

Shaun Walker reports on the history of Russia’s ‘Illegals’ programme and what it looks like today. Help support our independent journalism at theguardian.com/infocus

They shot to fame with their provocative blend of rap and republicanism, but their on-stage pronouncements have sparked shock and led to a media storm. Rory Carroll reports. Help support our independent journalism at theguardian.com/infocus

Guardian journalist Kaamil Ahmed reports on the devastating assault by the Rapid Support Forces on the camp in Darfur and what it tells us about the group’s plans in Sudan’s civil war. Help support our independent journalism at theguardian.com/infocus

Guardian US columnist Mehdi Hasan on the start of Donald Trump’s second term as president and the threat to democracy in the US. Help support our independent journalism at theguardian.com/infocus

Helen Pidd heads to the industrial town before this week’s byelection. How will Labour fare in its first big electoral test since taking power? Kiran Stacey reports. Help support our independent journalism at theguardian.com/infocus

Journalist and author Danny Lavelle has long been fascinated by class, but how much can the concept help us understand life in 21st-century Britain?. Help support our independent journalism at theguardian.com/infocus

From struggles over miscarriages of justice to groundbreaking music, Lanre Bakare looks at the places and events that shaped Black Britain in the Thatcher years. Help support our independent journalism at theguardian.com/infocus

Is the US president exploiting popular resentment towards elite colleges to achieve his political goals? Ed Pilkington reports. Help support our independent journalism at theguardian.com/infocus

A ruling on equality law has caused relief, fear – and confusion. Libby Brooks reports. Help support our independent journalism at theguardian.com/infocus