around 12000 troops were there
Christopher Columbus sailed West from Spain and discovered the Americas.
Agricultural civilizations such as Babylon insisted on harsh punishments for crimes given that they did not have ample resources to build jails or prisons where the criminals would be sentenced to. As a result, they imposed harsh punishments which also served to deter would be offenders
It would be the development in agricultural knowledge/technology
Development in agriculture enable hunter/gatherer society to shift their behavior. Before this, they had to keep moving from one place to another in order to seek food to live.
After the development in agricultural knowledge/technology, the society now can stay in one exact place for a long period of time and relied on agricultural product as their main source food.
After living in one same place for a long time, the needs to build things to accommodate their living start to arise. They start to built several things and repeat the process every year. In the end, large cities were developed from the initially small hunter/gatherer society.