16 Europa League Top Drawing Rules.

Teams under the same football association don't touch each other in the first round, each group doesn't touch each other in the first round, each group doesn't touch each other in the second round, and the first and second rounds of the same group don't touch each other. Team first away, team second away.

? Teams that advance to 16 are divided into two groups according to the first group and the second group, and then draw lots to decide the game. Teams from the same country can play, but two teams in the same group can't meet at 1/8. After determining the top eight, draw lots. At this time, the two teams in the same group can meet, which is the last draw. After the draw, the two divisions are divided into semi-finals and finals.

Europa League influence:

The history of the UEFA European League can be traced back to the City Expo Cup, which started at 1955. The European Expo Cup was formally established on August 1955, only two weeks before the establishment of the European Champions Cup. The teams participating in the first World Expo Cup include teams from Barcelona, Basel, Birmingham, Copenhagen, Frankfurt, Lausanne, London, Milan and Zagreb. In order to match the time of the fair, the first competition lasted for three years.