Because Rome needed to be protected from neighboring Aequi who had surrounded the Roman army, and the council.
Some of the pull factor codes were things like the Homestead acts which were a series of acts on land allocation. For example, if you went westwards, the country would give you a huge piece of land which would become fully yours after five years of successful agricultural business.
<span>The following civilizations started and ended as follows:
Olmec.
</span>The mysterious Olmec civilization prospered in Pre-Classical (Formative) Mesoamerica from c. 1200<span> BCE to c. 400 BCE
</span><span>
Formative or Preclassic Maya.
</span>2000 BCE–200 CE<span>
Classic Maya.
</span>250 CE to 900 CE<span>
Postclassic Maya.
</span><span>950–1539 AD
Hope this helps.</span>
