Henry Ford increased the production and sale of automobiles by introducing an assembly line and low prices.
The main reason why the US Senate is often called “the greatest deliberative body in the world" is because it allows each state to have an equal say in legislation regardless of the state's size, which is a powerful function.
So i imagine you mean the people that got free form the emancipation proclamation. What the emancipation did was say it was illegal for people to own any slaves. Former slaves didn't fully get to have equal rights until the 1900's. So in summary all it did was make it illegal to own slaves and the Confederacy of America had to accept that when trying to join back up with he The United States
Your natural rights are such as your rights to free speech, your rights to believe in your own religion and such stuff like that, your individual rights are ones such as the right to go forward with learning or try to archive goals, the right basically to not let people stop you.