Answer: 2.5 million years old
How this helps Haha
The first ever women's convention
I would say that the best tools for establishing and preserving freedom are the Constitution, courts, and legislature in general.
The Constitution is a set of laws that all people within one country should follow and it is a document which guarantees their freedom and equality. Courts and other laws do the same thing as well.
It revolutionized the maritime industry by allowing faster travel that could now be controlled without being reliant on wind currents. Along with it being faster, you could now transport goods on larger ships through smaller bodies of water like rivers.
