Gila trout, native only to headwater streams that vein over the Mogollon Rim of New Mexico and Arizona, have expressed in their genetic makeup a mapping of how to survive in the vestiges of what surely was a large and contiguous range.
The Magna Carta was a significant influence on the long  historical process that has resulted in the rule of constitutional  law today.    The Magna Carta came about because King John (who only became king  in 1199 when his brother King Richard I died) had a reputation for  being tyrannical. His reign was marred by continuous war losses,  beginning with the loss of Normandy to Philippe Auguste of France  and ending with England torn by civil war.
The document was a series of written promises between the king and his subjects that he, the king, would govern England and deal with its people according to the customs of feudal law. Magna Carta was an attempt by the barons to stop a king â in this case John â abusing his power with the people of England suffering.ing John signing the Magna Carta. The Magna Carta was signed in June 1215 between the barons of Medieval England and King John. âMagna Cartaâ is Latin and means âGreat Charterâ. The Magna Carta was one of the most important documents of Medieval England.