 Complete the following phrase:  Liverpools rivalry with Manchester United stems from the cities competition in the Industrial Revolution of the 19th century. Connected by the worlds first inter-city railway, by road Liverpool and Manchester are separated by approximately 30 miles 48 km along the East Lancs Road. Ranked the two biggest clubs in England by France Football magazine, Liverpool and Manchester United are the most successful English teams in both domestic and international competitions, and both clubs have a global fanbase. Viewed as one of the biggest rivalries in world football, it is considered the most famous fixture in English football. The two clubs alternated as champions between 1964 and 1967, and Manchester United became the first English team to win the European Cup in 