Mankind (noun)

1. The human race; human beings collectively.
2. The quality or condition of being human; human nature.

Origin:

Middle english mankinde, from man (human being) + kind (group or type).

Examples:

1. Mankind has been exploring space for many years.
2. The history of mankind is full of war and conflict.
3. Mankind has always been fascinated by the stars.
4. He is committed to the betterment of mankind.
5. The study of mankind is called anthropology.