1973–74 S.L. Benfica season go. Four days later, Carnation Revolution occurred, bringing the country back to democracy. In May, in the last three matches with both teams separated by a point, Sporting won the title on 20 May after defeating Barreirense, while Benfica drew with Setúbal. Benfica finished with two points less, 47 to 49. On 2 June, Benfica secured their presence in the Taça de Portugal Final after a 3–0 win against Porto on Estádio das Antas. Seven days later, Benfica met Sporting in the Final. A goal from Nené gave Benfica the lead which lasted until the 88th minute, when Sporting levelled.
1980–81 S.L. Benfica season in a row, including a home win against Porto on 14 March in the Clássico, which gave them a four-point lead with seven matches to go. At the same time, in the Cup Winners' Cup, Benfica beat Fortuna Düsseldorf at home, after a 2–2 away draw, qualifying for the semi-final. March closed with another draw, now with Académico de Viseu, removing a point from their lead over Porto. On 8 April, Benfica met Carl Zeiss Jena for the first leg of the semi-finals, losing 2–0. Four days later, they drew with Vitória de Guimarães, and saw his lead drop to