2) American Football.
American football is one of the most popular sport in the north america, and it is also spread all over the world. American football is also the national sport in the USA.
American football was first found in 1869 and has since been a national sport there. American football looks like Rugby and have many things in common, but have some diffrent rules.
Rules: American football has two teams who play against each other, and the main thing in american football is the ball. In the team they have always 11 player on the field, there are also substitute.
This seems to be very good, Loc, but somehow I suspect that this is not written in your own language. Please remember to cite the sources you use, and try to write something in the way you would say it yourself.
SvarSlett