I believe that in America most immigrants do not have to assimilate into society, which is the main reason they come here.
If the largest segment of a population is in its post-reproductive years, this can lead to a decrease in population growth as there are fewer individuals contributing to reproduction. This can result in a decline in the overall population size over time unless offset by immigration or increase in birth rates among younger individuals.
they often do not represent an accurate cross section of the total population.
People over the age of 80 are the fastest growing segment of the population. This is expected to be true for the next four decades.
Hispanics.
Elderly
Baby Boomers
Hispanics
organized labor
city
property owners
Gy
People of European descent.