Black auxiliary troops of the Schutztruppe accompany a carrier troop in the German colony East Africa / Photographer: Scherl

Askari soldiers at a shooting range in German East Africa / Photographer: Scherl

Coloured soldiers of a company of the German Schutztruppe, so-called Askari, marching out in the first days of the First World War / Photographer: Scherl

African soldiers of a German colonial army from the D e u t s c h - O s t a f r i k a colony. Undated recording. / Photographer: Scherl

Two soldiers, who served under the command of Lettow-Vorbecks, on deck chairs in an improvised camp from the first war time / Photographer: Scherl

Colonial troops with carrier column on the march in D e u t s c h - O s t a f r i k a during the First World War / Photographer: Scherl

The surveying ship 'Seagull' was hit in the bay of Dar es Salaam and lies down on its side before sinking. / Photographer: Scherl

10,5 cm gun of the cruiser 'Königberg' mounted on a mobile carriage. / Photographer: Scherl

Askari and Rugaruga on Kiomboni East (Rufiji Estuary) in the colony of D e u t s c h - O s t a f r i k a during the First World War / Photographer: Scherl

Celebration at the foot of Kilimanjaro after arrival of the first victory news. / Photographer: Scherl

A gun from the cruiser 'Königsberg' in position at the mouth of the Rufidji in German East Africa in the First World War / Photographer: Scherl

Houses in ruins in Dar es Salaam after the firing of English ship guns / Photographer: Scherl

Without the support of his native troops, the so-called Askaris, the German commander in East Africa, the famous General von Lettow-Vorbeck, could never have endured until the end of the war in 1918. The photo shows one of these soldiers from the German Schutztruppe with the imperial flag in his hand. Undated recording. / Photographer: Scherl

African soldiers of the German Schutztruppe, so-called Askaris, have occupied a ditch in the area of Kilimanjaro in the German colony of East Africa / Photographer: Scherl

Supporting column of the Schutztruppe on the march through D e u t s c h - O s t a f r i k a during the First World War / Photographer: Scherl

Soldiers of the Schutztruppe and their military transport goods in the colony D e u t s c h - O s t a f r i k a during World War I / Photographer: Scherl

German soldiers and Askari of the protective group in defensive position in D e u t s c h - O s t a f r i k a during the First World War / Photographer: Scherl

Askaris and German officers of the German Schutztruppe in a battle position near Kilimanjaro / Photographer: Scherl

German Schutztruppe in the Mahenge combat area resting on a harvested millet field. In the background characteristic formations of the Upogora Mountains / Photographer: Scherl

Colonial troops with carrier column on the march in Deutsch-Ostafrika in the First World War / Photographer: Scherl

Soldiers in front of an armoured car of the Uganda Railway in British East Africa / Photographer: Scherl

German soldiers in the jungle with a machine gun. The photo was taken by a photographer in captivity. / Photographer: Scherl

German soldiers (from left to right: Senior Physician Dr. Wolf, Lieutenant Baldamus, Lieutenant von Schappuis) in front of the customs house in Bagamojo with bullet hole in the colony of D e u t s c h - O s t a f r i k a during the First World War / Photographer: Scherl

Soldiers of the German Schutztruppe felling trees in the fighting area Mahenge in D e u t s c h - O s t a f r i k a / Photographer: Scherl

Landing of the Portuguese-African troops from Portuese-East Africa coming over sea at Kilwa, in the colony D e u t s c h - O s t a f r i k a / Photographer: Scherl

Embarkation of loads for an officer patrol at Spekegolf, a bay at Lake Victoria / Photographer: Scherl

Exercise of the German Schutztruppe with a dismountable barge on the pond in Mahenge / Photographer: Scherl

Posten with homemade gun in D e u t s c h - O s t a f r i k a during the First World War / Photographer: Scherl

Motorcyclist of the Schutztruppe on a liaison trip German East Africa in the First World War / Photographer: Scherl

Map sketch of the combat operations of the Schutztruppe under Lettow-Vorbeck in the colony D e u t s c h - O s t a f r i k a during the First World War / Photographer: Scherl

In the German colony of D e u t s c h - O s t a f r i k a the Kreuzer Königsberg was sunk on the coast. The German fleet was strengthened by Lettow-Vorbeck, commander of the Schutztruppe. / Photographer: Scherl

The torpedo boat 'Wami' takes over a torpedo from the 'Königsberg' in the colony D e u t s c h - O s t a f r i k a during the First World War / Photographer: Scherl

Upper deck of a crusher 'A' after the battle with the English cruiser 'Hyacinth' in Monsa Bay. So-called Sperrbrecher tried to get supplies for the German troops through the English blockade to the coast. / Photographer: Scherl

Heliographer's station on the top of a mountain in the Mahenge battlefield / Photographer: Scherl

Askai company 'Iringan' of the German Schutztruppe marches up in the first days of the war in D e u t s c h - O s t a f r i k a / Photographer: Scherl

When the war broke out on August 1, 1914, the governor took for the last time the parade of the Askari units who had marched to the front. / Photographer: Scherl

Portrait of Piet Nieuwenhuizen, who was Lettow Vorbeck's closest confidant until his surrender in D e u t s c h -O s t a f r i k a / Photographer: Scherl

German troops in a conquered position of the English fort in British East Africa in Majoreni, 24 September 1914 / Photographer: Scherl

Supporting column of the German Schutztruppe under Lettow-Vorbeck on the march / Photographer: Scherl

Soldiers of the Schutztruppe under the leadership of General Lothar von Trotha join the fight against the insurgents around Hassan bin Omari Makunganya / Photographer: Scherl