What did the ancient indus valley, huang, and nile civilizations have in common? (4 points) they built pyramids to reach the gods. they elected leaders using potsherds. they developed and used gunpowder. they began in fertile river valleys.

The commonality between the Indus, Huang and Nile Valley civilizations is the fact that all began in fertile river valleys.

the influence of charles louis de secondant , baton montesquieu.

freedom of speech is also protected by the 1 amendment.

explanation:

here is pretty much what the 1st amendment says:

congress shall make no law respecting an establishment of religion, or prohibiting the free exercise thereof; or abridging the freedom of speech, or of the press; or the right of the people peaceably to assemble, and to petition the government for a redress of grievances.