Simplify the following text for a Grade 10 native English-speaking person.
Original: David Crockett ( August 17 , 1786 â `` March 6 , 1836 ) was a celebrated 19th-century American folk hero , frontiersman , soldier and politician .
Simplified: David Crockett ( August 17 , 1786 â `` March 6 , 1836 ) was an American frontiersman , soldier , politician , and folk hero .