Because it's seen as the most prestigious league in the world. It is also officially Barclay's Premier League or the English Premier League and is just shortened to plain premier league.
The Premier League used to be called the Football League First Division but in 1992 the teams in the Premier League branched off from this championship. There is really no reason that the Premier League is called the Premier League other than Premier meaning good and needing to incorporate "League" in the name. Note that at the moment the Premier League is called the Barclays Premier League because of sponsorship (Barclays being the bank.)
barclay premier league
there is no manager of the barclays premier league or the fbarclays premier league.
The English Premier League is the highest league in English Football, while the Npower Championship League is the league below the premier league. Financially and popularly, it is much better to be in the Premier League instead of the Championship League.
The Liverpool team.
Chelsea are the best in the premier league
Who has scored Premier league and champions league hatricks?
There are 20 clubs in the Premier League.