The correct order of the Stone Age Eras earliest to latest

1) Paleolithic Period or Old Stone Age (30,000 BCE–10,000 BCE)

2)the Mesolithic Period or Middle Stone Age (10,000 BCE–8,000 BCE)

3) and the Neolithic Period or New Stone Age (8,000 BCE–3,000 BCE).

the labor movement in the united states grew out of the need to protect the common interest of workers

for those in the industrial sector organized labor unions fought for better wages reasonable hours and safer working conditions

  in the 19th century trade unionism was mainly a movement of skilled workers.

hope this

- encouraging nationalism

- returning to conservative political policies