America's longest war: Pictures from 20 years in Afghanistan

Taliban fighters entered the Afghanistan capital Kabul and took over the power on August 15 after a stunningly swift end to the country's 20-year war. Here we take a look at the scenes from almost twenty years of war in Afghanistan.

Taliban fighters entered the Afghanistan capital Kabul and took over the power on August 15 after a stunningly swift end to the country's 20-year war. Credit: Reuters Photo

Northern Alliance fighters ride on a T-62 tank on the motorway 3km north of Kabul, as Northern Alliance fighters approached the Afghan capital on November 13, 2001. Credit: Reuters Photo

An Afghan boy works at a construction site as a US Army soldier of 3/1 AD Task Force Bulldog takes position during a joint patrol with Afghan National Army (ANA) in a village in Kherwar district in Logar province, eastern Afghanistan. Credit: Reuters Photo

An Afghan soldier attempts to break open a door as US Marines from Bravo Company of the 1st Battalion, 6th Marines, look on during an operation to search for weapons in the town of Marjah, in Nad Ali district of Helmand province, Afghanistan. Credit: Reuters Photo

US Army soldiers from the 2nd Platoon, B battery 2-8 field artillery, fire a howitzer artillery piece at Seprwan Ghar forward fire base in Panjwai district, Kandahar province southern Afghanistan. Credit: Reuters Photo

Armed men who are against Taliban uprising stand at their check post, at the Ghorband District, Parwan Province, Afghanistan. Credit: Reuters Photo

US army soldier with the 101st Airborne Division Alpha Battery 1-320th fires an AT-4 as Combat Outpost Nolen on the outskirts of the village of Jellawar in the Arghandab Valley came under Taliban attack on September 11, 2010. Credit: AFP Photo

US troops patrol at an Afghan National Army (ANA) base in Logar province, Afghanistan. Credit: Reuters Photo

Afghan policemen try to rescue four-year-old Ali Ahmad at the site of a suicide attack followed by a clash between Afghan forces and insurgents after an attack on a Shi'ite Muslim mosque in Kabul, Afghanistan August 25, 2017. Credit: Reuters Photo

US Marines board a C-130J Super Hercules transport aircraft headed to Kandahar as British and US forces withdraw from the Camp Bastion-Leatherneck complex at Lashkar Gah in Helmand province on October 27, 2014. Credit: AFP Photo

US Army soldiers from the 10th Mountain Division and US contractors prepare Mine Resistant Ambush Protected vehicles, MRAPs, to be transported off of base in support of the withdrawal mission in Kandahar, Afghanistan. Credit: Reuters Photo

Female Afghan National Police (ANP) officers aim their weapons during a drill at a training centre near the German Bundeswehr army camp Marmal in Mazar-e-Sharif, northern Afghanistan December 11, 2012. Credit: Reuters Photo

Hundreds of armed men attend a gathering to announce their support for Afghan security forces and that they are ready to fight against the Taliban, on the outskirts of Kabul, Afghanistan. Credit: Reuters Photo

Northern Alliance soldiers fire at a front line position near Charatoy in the north of Afghanistan. Credit: Reuters Photo