Answer:
Industrial union
Explanation:
The industrial union also called a trade union. This has been combined their all workers who were skilled and not skilled in the industry. There was given a "slogan one shop one union". The organization started to exclude the skilled craftsman and semi-skilled and unskilled workers start organizing. Similarly, the same things happened in other countries as well. In America, these industries have been ignored due to employed thousands of unskilled and semiskilled people in their organization. So these employees start strikes on roads and walkouts.