This week’s global cover story focuses on the launching of Ukraine’s counter-offensive. Ukraine is testing Russia’s defences with an intensity not seen for months, with attacks against the occupiers in a series of positions in the east and south. What happens in the next weeks will shape the future not just of Ukraine itself, but of the whole security order in Europe.

Leaders: Ukraine strikes back
Briefing: Ukraine’s counter-offensive is gathering pace
Film: Can Ukraine’s counter-offensive succeed?