The trenches systems were on every front of World War One. A front is a stretch of land where warring countries confront each other and engage in battle. Trenches were widespread on the Western ...

(See how World War I energized mapmaking at National Geographic.) Photographed in 1917, an endless line of Russian soldiers sit patiently in a trench as they anticipate a German attack. National ...

BELGRADE, April 7. /TASS/. The conflict in Ukraine has turned into "difficult trench warfare," Serbian President Aleksandar Vucic said in an interview to the RTS television aired late on Thursday.