Unionization (noun)

The act or process of forming or becoming a union.

Origin:

From the word "union" meaning "an organization of workers formed to protect and further their rights and interests" and "ization" meaning "the act or process of forming or becoming".

Examples:

1. The factory's unionization led to better working conditions for the employees.
2. The company fought against unionization, but the workers won the right to organize.
3. The unionization of the service sector was a significant achievement for organized labor.
4. The unionization drive was met with resistance from management.
5. The unionization of the workforce led to increased wages and benefits for the employees.