The answer should be <span>Radiocarbon</span>
Answer: Military conquests and slave labour.
Explanation:
It was a long way to Rome's rise to world power; it is not a process that happened "overnight". Rome has been continuously expanding since its founding. The biggest obstacle in the spread of Rome was Carthage, which was one of the ancient world's greatest naval powers. Rome launched several wars against Carthage known in history as the Punic Wars.
After conquering Carthage, Rome spread unstoppably. In this context, primarily thanks to the military. The Roman army was led by great discipline. Thanks to new military techniques and capable leadership, Rome was continuously expanding. Slaves encouraged the spread of rhyme. Many slaves worked on the construction of Rome and the infrastructure that was important for the movement of people and goods. A large number of conquered states paid taxes, so the state coffers were regularly full.
Trench warfare was famous war technic which is used to protect a soldier from any opponent’s attack in the battlefield.
Explanation:
Trenches are long narrow pits dug deep into the ground to protect one’s self from the chemical attacks that gets spread in the air. In the trenches the soldiers feel safe and the chemicals would get mixed in the air and trenches to an extent provided protection to the artillery and also gunfire attacks.
But many trenches when found by their enemies, it were made to explode and this resulted in mass causalities and deaths. Trenches were infectious and the dampness in the soil made the foot of the soldiers get swollen and infected. Cholera, dysentery and yellow fever were common and death toll was huge due to these infections. Many soldiers suffered psychologically as they were exposed to continuous bombardments and explosions.
There were Indians that they had to deal with and they tried to make peace.
South by the main entrance