<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>
Answer:
The Judicial Branch is a conjunction of courts under the Supreme Court, which determines the constitutionality of bills before they can become laws, as well as ruling for amendments and mediating large court cases. The branch can impact the nation by placing amendments to the constitution in the case that something needs to be inscribed into law.