No. The Pinkertons engaged in combat against labor (the strikers) They were on the side of management.
The Union involved was the Association of Iron, Steel, and Tin Workers.
Public opinion turned against all labor unions
The first known labor strike in recorded history occurred in ancient Egypt during reign of Pharaoh Ramesses III.
Pullman Strike (1894)
Showed workers that organized labor was powerful.
Andrew Carnegie's response to the Homestead strike, particularly his use of Pinkerton detectives to break the strike, damaged his public image. Many saw his actions as anti-labor and viewed him negatively as a result. Despite Carnegie's later philanthropic efforts, the incident tainted his reputation for some.
the Haymarket Strike of 1886, Homestead Strike of 1892, and the Pullman Strike of 1893
That's what caused the strike.
Homestead strike and Pullman strike
1892, A strike at a Carnegie steel plant in Homestead, P.A., that ended in an armed battle between the strikers, three hundred armed "Pinkerton" detectives hired by Carnegie, and federal troops, which killed ten people and wounded more than sixty. The strike was part of a nationwide wave of labor unrest in the summer of 1892 that helped the Populists gain some support from industrial workers.
That's what caused the strike.
the Haymarket Strike of 1886, Homestead Strike of 1892, and the Pullman Strike of 1893
The Pinkerton Labor Spy was created in 1907.
Public opinion turned against all labor unions
The Homestead strike started in 1892 in Pennsylvannia. It was an industrial lockout, that ended in a battle between the workers and private security agents. It was the second largest in US labor history.
The Union involved was the Association of Iron, Steel, and Tin Workers.
Public opinion turned against all labor unions