When did the feudalism began?

8th century

- Feudalism developed as early as the 8th century. - Yet Feudalism did not prevail widely in Europe till the 10th century. 2.)

Explanation:

worldwide, 780 million people do not have access to an improved water source. an estimated 2.5 billion people lack access to improved sanitation (more than 35% of the world's population)

the main reason that the constitution did not proclaim all men to be free and equal is because of the issue of slavery.