 Complete the following phrase:  The dance, especially the Azteca version of it, arrived to the United States in the mid-1970s. Two dancers, Andres Segura and Florencio Yescas were instrumental in creating ConcheroAzteca groups from California to Texas among Mexican American communities. The dance entered the US at a time when many Mexicans and Mexican Americans were taking more militant stances against the status quo, especially after the 1968 