At the time of the live recording in Leiden, Netherlands, on May 20, 1990, Metallica was riding high on the wave of success from their self-titled album, commonly known as "The Black Album," which would drop just a year later in 1991. However, prior to this, they released "…And Justice for All" in 1988, a pivotal record that showcased their intricate compositions and lyrical depth. This album really solidified their reputation as a heavy metal titans, leading to greater recognition and expanding their fanbase. Interestingly, during the 1990 tour, Metallica was known for their electrifying live performances, often characterized by a vibrant blend of intensity and stage presence. The presence of influential bands like Dio and Warrior Soul on the lineup adds another layer of excitement to this particular show, bringing together some of the heaviest hitters in rock and metal. All this points to a momentous time in the band's evolution, laying the groundwork for their iconic status.