WWII was the precursor to the Baby Boom.
The term "Baby Boom" most often refers to the post–World War II Baby Boom (1946–1964) when the number of annual births exceeded 2 per 100 women (or approximately 1% of the total population size). There are an estimated 78.3 million Americans who were born during this period.
Aztec enemies allied themselves with Spanish invaders.
Because That was to expand and for new opportunity. Since there were few people in the west, you could go there to start a farm or ranch, and then other people would <span>move in to start new businesses. And it grew from there.</span>
d. It informed the public about the need for American Indians' civil rights
The answer is E. Kennedy's New Frontier. He spoke of this at the 1960 Democratic Party Convention.
The other answers are incorrect.