Just look at the care label.
As a defensive measure, in case the front trench was overrun.
Because as soon as you came out of YOUR protective trench to get to the enemies trench you would be machine gunned down.
It was much easier to defend a trench because you were behing cover and camped in to your position unlike the attackers who were running across open plains and were constantly loosing men and getting shot down by machine gun fire.
blimp plane machine gun
Weapons like machine guns could easily kill troops in the open.
In the days of trench warfare, they were. In modern times, they are not.
The easiest way to dig a trench efficiently is by using a trenching machine or a trenching shovel. These tools can help you dig the trench quickly and with less physical effort compared to using a regular shovel.
The machine gun caused trench warfare to be a necessity as 90%+ of the casualties of WW1 were from this weapon. The use of Napoleonic tactics against new technologies was disastrous.
The most common deaths in the trench warfare were shot by machine guns, afterwards to solve the problems of the machine guns tanks were introduced
Wire was often placed between the front trench and machine guns to act as an obstacle against enemy troops. This barbed wire served to slow down advancing soldiers, making them more vulnerable to machine-gun fire. Additionally, it helped to create a defensive perimeter, complicating the enemy's ability to breach the trench lines. Overall, it was a tactical measure aimed at enhancing defensive capabilities during warfare.
The Deepsea Challenger Sub recorded the deepest dive into the Mariana's Trench. James Cameron became the first person to reach 6.8 miles down to the floor of the trench.
The machine gun was devastatingly effective weapon against infantry charge.It could fire 8 bullets a second or more, and each trench would have a number of machine guns. During an infantry charge it could cut down a whole bregade in minutes! the machine gun made it unevitable that any charge on an infantry trench would cost many lives!