The rights of life, liberty, and pursuit of happiness are stated in:

the constitution
the declaration of independence
the mayflower compact

the u.s. department of labor is a cabinet-level federal agency that supports the american labor force. it has three overall functions. first, it protects the rights of workers and retirees. second, it provides job training. third, it provides statistics related to working, prices, and income.

they became hereditary because there weren't many jobs for people in lower classes