Real Betis (31%). The first match between the two clubs took place on 8 February 1915, with Sevilla winning 4–3. The match was not completed, as high tensions led an aggressive crowd to invade the pitch, forcing the referee to abandon the match. In 1916, the first "Copa Andalucía" was held, this being the first official derby of the Sevilla area. Of the 17 runnings of the cup, Sevilla were victorious 14 times, to Betis' one sole conquest; this included a 22–0 routing after the latter sent their youth team, in 1918. The first time the teams met in league, in "Segunda",
Real Betis after lifting the league title only two players who won in 1935 were left: Peral and Saro. No official league was held during the Civil War between 1936 and 1939, until its resumption for the 1939–40 season and the first year back highlighted Betis' decline as exactly five years after winning the title the club was relegated. Despite a brief return to the top division which lasted only one season, the club continued to decline and in 1947 the worst fears were reached when they were relegated to Tercera División. Many fans see the ten years they spent in the