The trenches were built to protect the defenders : in dry country they were dug and reinforced, in wetter areas they were built up from the ground using sandbags. The German trenches were usually of better construction than those of the Allies, as they were made of reinforced concrete where possible and were also usually on higher
The trenches were built to protect the defenders : in dry country they were dug and reinforced, in wetter areas they were built up from the ground using sandbags. The German trenches were usually of better construction than those of the Allies, as they were made of reinforced concrete where possible and were also usually on higher