Nagorno-Karabakh’s “big wedding” in October 2008, when 674 couples married as part of the unrecognised statelet’s nation-building strategy. Photograph: Courtesy of Gayaneh Girgoryan

As weddings go, Gayaneh and Avanes Grigoryan’s day out in 2008 was far more than a celebration of a union. Not because when they said “I do”, 673 othe(...)

Collective action: activists protest outside a Banco Popular in Barcelona. Photograph: Josep Lago/AFP/Getty

Once the word gets out, the social networks hum with the details: tomorrow at 10am; here’s the address. That’s when the army of protesters descends, s(...)