Discontent and poverty in Yemen

A view over the city of Sana'a
Photograph: Brent Stirton/Getty Images Europe

Soldiers and tribal members wave their weapons in the air after a battle against Huthi rebels in Daher al-Himar, in the northern province of Saada
Photograph: AFP/Getty Images

A street vendor pushes his cart outside the historical Bab al-Yemen gate that leads to the Old Sana'a district
Photograph: Marwan Naamani/AFP/Getty Images

A trader sells traditional daggers, called jambia, at the main gate of the Old City of Sana'a
Photograph: Yahya Arhab/EPA

Anti-terrorism forces take part in an exercise in the Saref area, on the northern outskirts of Sana'a
Photograph: Marwan Naamani/AFP/Getty Images

Children wait to fill their containers with drinking water in Sana'a
Photograph: AFP/Getty Images

Suspected Huthi rebels stand behind bars during their trial at the state security court in Sana'a
Photograph: Ahmad Gharabli/AFP/Getty Images

A man chews qat, a mild drug used daily by many Yemenis
Photograph: Ahmad Gharabli/AFP/Getty Images

Security forces take part in a military parade in Dhamar
Photograph: Ahmad Gharabli/AFP/Getty Images

Women carry empty gas cylinders in Sana'a. The country is suffering from a gas shortage
Photograph: AFP/Getty Images

Yemeni protesters carry a flag of the former southern Yemen state during an anti-government demonstration in al-Habilain
Photograph: AFP/Getty Images

Men arrive at Saleh mosque to attend Friday prayers in Sana'a
Photograph: Marwan Naamani/AFP/Getty Images

Somali refugees walk on the side of a road near Ahwar. Somali refugees, who number in the hundred thousands in Yemen, are finding themselves under stricter surveillance
Photograph: Khaled Fazaa/AFP/Getty Images

A man wears badges showing (from bottom) the Yemeni president, Ali Abdullah Saleh; the late Hamas leader Ahmed Yassin; the commander of the republican guard and special forces, Brigadier Ahmad Ali Abdullah Saleh; the former Iraqi leader Saddam Hussein; the late Yemeni speaker Abdullah al-Ahmed; and President Saleh in military uniform
Photograph: Yahya Arhab/EPA