Chinook helicopter lifts a tank at display given by the 5th Airborne Brigade at Salisbury Plain, Wiltshire, UK

Khyber Rifles security force in the Khyber Pass in Pakistan

Syrian military personnel, Aleppo (Haleb), Syria, Middle East

Armed Pakistani soldiers in open top vehicle with machine gun in village of Pattika, Pakistan

Military Display, Tidworth, Hampshire, United Kingdom.

Soldiers called up to help with the clear up near Cockermouth Main Street on Saturday morning after the floodwaters had receded, Cumbria, England, United Kingdom, Europe

Soldiers called up to help with the clear up near Cockermouth Main Street on Saturday morning after the floodwaters had receded, Cumbria, England, United Kingdom, Europe

Smiling African American soldier couple talking near car

Afghan National Army (ANA) soldiers in Tarin Kowt, Afghanistan

Military convoy driving into the Indian-Chinese-Pakistani conflict area, at the Khardong Pass, Leh, Ladakh, India, Himalayas, Asia

Military convoy driving into the Indian-Chinese-Pakistani conflict area, at the Khardong Pass, Leh, Ladakh, India, Himalayas, Asia

Military convoy driving into the Indian-Chinese-Pakistani conflict area, at the Khardong Pass, Leh, Ladakh, India, Himalayas, Asia

Sikh gurdwara Golden Temple (Harmandir Sahib) . Holy place of Sikihism. Amritsar, Punjab, India, Asia

The famous tank from the Don Camillo movie in front of the Don Camillo and Peppone Museum in Brescello, Emilia Romagna, Italy, Europe

Tank from the Vietnam War, Battle Field King, 175mm artillery of the Vietnamese liberation army, Hue, Vietnam, Asia

Old tank at the Danish UN soldiers war memorial park at Rindsholm Inn near Viborg, Jutland, Denmark, Europe

Old GDR Trabant cars modelled after army vehicles available for city tours, Berlin, Germany, Europe

US Army truck at the Hue war Museum; Hue, Thua Thien-Hue Province, Vietnam

Vietnam, Hanoi, Army Museum, Russian Plane Mig-21, on display outside.

American flag on jeep