No, it was all based on Chivalry and Honor.
Gladiators
Peasants were often forced to fight due to the feudal system, where lords needed soldiers to defend their lands and assert control over territories. In many cases, they had no choice but to serve in the military as part of their obligations to their lords, who provided protection and land in return. Additionally, during times of war or crisis, governments would conscript peasants to bolster their armies, further compelling them to participate in conflicts despite their lack of resources or training.
The soldiers were forced to fight in Gallipoli Western Front and Middle East
Algeria has a large number of child soldiers because they are forced to fight by local militias. They are promised better lives in exchanged for their loyalty.
At that time there was feudalism, where people answered to their feudal lords. These lords would fight each other for power and territory.
The three classes were the clergy (their duty was basically to pray), the nobility (their duty was to fight), and the serfs (they were to work).
Yes, during WW1 and WW2, there was no conscriprtion (compulsory military service). Soldiers went to war by choice. But in the Vietnam war, conscription was introduce in Australia and the soldiers were forced for the Vietnam war to go and fight.
Boxers are forced to fight in the fighting ring but if they do choose to fight outside of the ring, they will be disqualified.
a group of soldiers that stood in a square to fight?
A hole in the ground that soldiers use to fight in is called a Trench.
In the battle between the Aztecs and Hernan Cortez, it is said that 1,000 soldiers (due to religious reasons) were forced to fight.
Both. In the beginning they enlisted (volunteered). When the reality of war struck them (the horrors of war); they had to be forced to fight (drafted).