what is union strength?

About the trade union strength.
Trade Union strength is based on each member having and equal say and to gather building a
collective voice.
some people are more confident than others.
As long as the less confident members of a union have more or less the same views as the more confident ,nothing will go far wrong .
this is often the case with groups of women.
The established way of doing things which a male dominated organization has built up over decades can lead to a sense of exclusion for women.