adidas founder Adi Dassler produced his first soccer boots in 1929. They featured leather outsoles and studs.Rules of the Game: Within each penalty area, a penalty mark is made 12 yards (11 m) from the midpoint between the goalposts and equidistant to them. An arc of a circle with a radius of 10 yards (9.15 m) from each penalty mark is drawn outside the penalty Soccer was first played as an official Olympic competition in 1908. Great Britain won the Gold that year.The Copa del Rey, an annual cup tournament in Spain involving more than 80 teams, was first played in 1902.Italy's famous 82,955-seat San Siro stadium is home to both AC Milan and Inter Milan. The two team's played each other in the ground's first game in 1926.