The Olmec civilization emerged in the lowlands along the southwestern edge of the gulf of mexico around 3000 years ago.
The first signs of complex society in Mesoamerica were the Olmecs who were an ancient Pre-Colombian civilization living in the tropical lowlands of south-central Mexico. They were the first major civilization in Mexico.
The Magna Carta was the first step toward England's rule of law. Indeed, it had major repercussions for a large part of western Europe in that it provided a fairer deal for the common people.
<span />
I don't really understand the wording of your question but, I can give you it in a nutshell:
The convention was called to address the weaknesses in the Articles of Confederation.
Liability for shareholders is one of the many advantages
No, Dr. Martin Luther King Jr. wanted peaceful protests and marches so its not his fault if they went the opposite way.