 String instruments, such as the oud and rebaba, are also commonly used.Association football is the most popular sport in Qatar, both in terms of players and spectators.Shortly after the Qatar Football Association became affiliated with FIFA in 1970, one of the country's earliest international accolades came in 1981 when the Qatar national under-20 team's emerged as runners-up to West Germany in that year's edition of the FIFA World Youth Championship after being defeated 4–0 in the final.