In the 1800s, what new technology nations build and maintain their empires? machine gun railroad telephone telegraph

The correct answer is A) machine gun.

In the 1800s, machine gun helped nations build and maintain their empires.

A machine gun is an automatic firearm. The machine gun was designed to shot rapid fire, which means to fire rifle cartridges in high-speed succession. It contains what is called an ammunition belt for continuous firing.  

By the 1800s, the machine gun was part of the new technology applied for war purposes. It really was a clear advantage for armies that possessed this kind of weapons. This technology resulted in nations conquering new territories and maintaining the ones that were already in its possession.

i receive this honor with deep gratitude and great humility. it is an award that speaks to our highest aspirations — that for all the cruelty and hardship of our world, we are not mere prisoners of fate. our actions matter, and can bend history in the direction of justice.

this is a way. : )

racism and segregation.