When was Led Zeppelin popular?

The rock band Led Zeppelin was formed in London in 1968. They were most popular during the 1970s, when they released some of their most iconic albums, including "Led Zeppelin IV" (1971), "Houses of the Holy" (1973), and "Physical Graffiti" (1975). They continued to release albums and tour throughout the 1980s, but disbanded in 1980 following the death of drummer John Bonham. Led Zeppelin remains one of the most influential and successful rock bands of all time.