The purpose of a spinning Jenny is to increase the speed of textile productions.
The Declaratory Act proclaimed that Parliament "had hath, and of right ought to have, full power and authority to make laws and statutes of sufficient force and validity to bind the colonies and people of America ... in all cases whatsoever". The phrasing of the act was intentionally unambiguous.
About 5,000 Slaves served in the continental army, and by 1778 many states slaves who served in the American Revolution were granted their freedom.
The Roaring Twenties
The Roaring Twenties was a time when young women fought against the traditional gender norms. These women (commonly referred to as flappers) would wear short dresses, smoke in public, drink alcohol, and dance in jazz clubs. These acts were all frowned upon for women to do at the time. While in the twenties these women were often viewed as immoral and dangerous, we have since come to recognize them as pioneers of women’s independence, as they pushed back against gender norms.
Many ideas from the Enlightenment influenced the Declaration of Independence. For example, John Locke's idea that everyone had natural rights and the right to overthrow the government influenced Thomas Jefferson greatly.