# data[].attributes.body
50,000 Russian soldier were killed ans some 92,000 were taken a prisoners. Germans lost two corps from the Western to the Eastern Front to confront the Russian force, and they was a slaughter.

# data[].attributes.body
https://www.youtube.com/watch?v=y7qbZaf_olY

# data[].attributes.body
In the middle of August 1914, Russia sent two armies into East Prussia, while Germany main bulk of army was fight in the west. After Russia victory in the battle of Gumbinnen, change was happening behind Germans line when Helmuth con Moltke, replace the previous leader, Maximilian von Prittwitzafter a latter issued misguided order for a German retreat. The two Russian army were separated by the great Masurian Lakes, Germans were able to intercept uuencoded wireless message from both Samsonov and Rennenkampf, were able to Samsonov army by surprise with the attack near the village of Tannenberg. Samsonov´s force have more time to advance deeper into the sack formed by the German divisions enveloping from both sides, which after three day of battering by German artillery, Samsonov´s troops began their retreat while more German forces cut off their path and a massive slaughter ensued. In total over 50,000 Russian soldier were killed and some 92,000 taken as prisoners in the Battle of Tannenberg, by the end of August, Russia´s ambitious advance in East Prussia in August 1914 had achieved at least one of its goals, albeit at a tremendous cost: two German corps had been removed from Western to the Eastern Front in order to confront the Russian menace.

# data[].attributes.body
It occur in the Eastern front

# data[].attributes.body
Germany and Russia

# data[].attributes.body
26-30 August 1914