"WHEN in the Course of human events it becomes necessary for one people to dissolve the political bands which have connected them with another and to assume among the powers of the earth, the separate and equal station to which the Laws of Nature and of Nature's God entitle them, a decent respect to the opinions of mankind requires that they should declare the causes which impel them to the separation."
The preamble to the Declaration of Independence makes a strong statement and was revolutionary for the colonies, and for people throughout the world at the time.
Most of us have taken civics class in school. If you want to become a citizen, you'll learn this information when you take your citizenship test.
Branches of Government
When the country was formed, one of the most unique aspects was how the "division of labor" was created. The U.S. Constitution lays out how the government should be arranged and the function of each section.
The Constitution's amendments describe a variety of topics such our civil rights, such as the freedom of speech, freedom of religion, and gun ownership.
Find out more about Constitutional Law:
State Laws & Resources
Although the Federal government makes laws for the country, there are many laws that affect each state. It's important that you retain a lawyer who is familiar with the rules applicable to your state.