How did Vargas misinterpret the Pueblo's reaction to him in his initial trip?

the term is einsatzgruppen

worldwide, 780 million people do not have access to an improved water source. an estimated 2.5 billion people lack access to improved sanitation (more than 35% of the world's population)

in the 1950s, country music came into its own before rock-n-roll took off in the 60s while jazz and classical music continued to innovate