US president attacks special counsel’s expanded investigation as ‘witch hunt’

Bipartisan move underscores anger over cyber attacks during the 2016 presidential race

US attorney-general says allegations he knew of election meddling ‘appalling and detestable lie’

Former head of US National Intelligence condemns ‘assault’ on American institutions

NSA document suggests Kremlin attempted to tamper with electronic vote tallying

Probe into links between Trump campaign and Moscow reaches US president’s son-in-law

Robert Mueller appointed after concerns about political interference in DoJ inquiry

President calls investigations into election interference a ‘witch hunt’

The US president’s first actions satisfied supporters but his behaviour alarmed critics

Director came under fire for handling of Clinton email affair

More than 2.5m people gather around the world to take part in Women’s March

Images from marches held in solidarity with the Washington rally

Nationalists jubilant despite Kremlin reservations about better US-Russia ties

Violent skirmishes amount to biggest first-day unrest since Nixon was sworn in

Tycoon turned politician says in populist speech that ‘American carnage’ will end

From the high-heeled to the red-capped, his supporters came with a sense of disbelief

President sets sky-high expectations with promise to ‘forgotten man’

Polls have bucked the trend by showing a fall in approval ratings since the election

The swearing-in of the new president will be greeted with both joy and trepidation

The new president could deliver surprises amid the pomp and ceremony

New president takes office with agenda that marks radical break with the past