Constituting the band's first performances in the United States following the Altamont Free Concert in December 1969, critic Dave Marsh would later write that the tour was "part of rock and roll legend" and one of the "benchmarks of an era."
The band's initial performances following the Altamont Free Concert in December 1969 were part of rock and roll history and a defining moment of an era, as noted by critic Dave Marsh.