Women at war: From tackling ISIS to fighting in the Ukraine, photographs offer fascinating look at the female soldiers on the front line around the world 

Ready for battle: Female members of the Sawt al-Haq (Voice of Rights) battalion of the Free Syrian Army stand with their weapons as they undergo military training in Aleppo in 2013

On patrol: Female North Korean soldiers are pictured along the banks of Yalu River, near the North Korean town of Sinuiju, opposite the Chinese border city of Dandong

Pro-Russian rebels stand near a monument during a ceremony to honour the World War Two defenders of Donetsk from Nazi forces. The picture was taken in Donetsk, Ukraine in September last year

US Army soldier SSG Norma Gonzales of 426 Civil Affairs Battalion reads a magazine while waiting to be transported by helicopter to a base in Kandahar, southern Afghanistan in 2012

A Syrian Palestinian woman known only as 'Guevara' - married to an Al Wa'ad battalion commander - is pictured holding her gun and walking through the ruins of a street in the city of Aleppo, Syria

In training: An Israeli soldier of the Caracal battalion stands next to backpacks after finishing a 20-kilometre march in Israel's Negev desert, near Kibbutz Sde Boker in May last year

Line of fire: A female member of the 'Mother Aisha' battalion, an all-female rebel group in Syria, receives instruction as she holds a rifle during military training in Aleppo's Salaheddine district

Taking flight: Ayesha Farooq, 26, Pakistan's only female war-ready fighter pilot, climbs up to a Chinese-made F-7PG fighter jet at Mushaf base in Sargodha, north Pakistan

Armed: Former petrol station worker Irina became a member of a reconnaissance team of pro-Russian rebels in the town of Makievka, eastern Ukraine. She is pictured holding a gun in October last year

Weapons inspection: A Kurdish female fighter from Kurdish People's Protection Units (YPG) checks her gun near Ras al-Ain, in the province of Hasakah, Syria, after capturing the city from Islamist rebels in 2013

Tender touch: Um Jaafar, a woman fighter in the Free Syrian Army, sits with her husband Abu Jaafar, a Sawt al-Haq (Voice of Rights) battalion commander, and her daughter Faten at their home in Aleppo

On the march: Members of the Jordanian police women's team attend the 7th Annual Warrior Competition at the King Abdullah Special Operations Training Center in Amman, the country's capital on Wednesday

Protection: A member of a Female Commando Battalion - part of the Syrian Army - attaches her headgear in the government-controlled area of Jobar, a suburb of the capital Damascus in March

On guard: Members of the Palestinian security forces stand at attention and listen to their commanding officer (third right) at their training facility in the West Bank town of Jericho

A female pro-Russian rebel stands on a truck as she prepares to take position near the Sergey Prokofiev International Airport during fighting with Ukrainian government forces in the town of Donetsk, eastern Ukraine in October 2014

Kurdish Peshmerga female fighters take part in combat skills training before deploying to fight the Islamic State at their military camp in Sulaimaniya, northern Iraq in September last year