No, they did accept some semiskilled and unskilled laborers.
unskilled laborers
fight for the rights of unskilled laborers
most people were unskilled laborers. The Poles couldn't advance in agriculture. 60% of the land was owned by 2% of the population.
Cities were the cheapest places to live and offered unskilled laborers steady jobs
they were nobles,commoners,unskilled laborers,and enslaved peoples.
Taylorism
Chinese
Arabs work in the exact same professions that you see in other ethnicities. There are farmers, unskilled laborers, technicians, computer scientists, engineers, scholars, religious clergy, etc.
We know of tea caddies, but not of tea coolies or tea porters. Coolies and porters are unskilled laborers, coolies being specifically Asian laborers.
Yes, they accepted women, blacks, skilled and unskilled laborers. The American Federation of Labor did not.
The major cause of growth in the workforce was increased immigration. Most people who came to America were unskilled laborers wanting to live the American dream and provide for their families.