I need to fill in the blanks

Could you please click the picture properly so that we can see properly

( sorry my answer is short they wont let me do just war so ignore this) xd

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