The female labors join the cause to gain the right to vote because they also wanted their right to vote in Great Britain.
It was a movement for the rights of women to vote.
It was succeeded by the laws of 1918 and 1928.
In 1972, it becomes a national movement, and the National Society for Women's Suffrage was formed.
The labors too join the movement, because they wanted the right to vote.
It also increases the strength of the movement.
Thus, The female laborers join the cause to gain the right to vote because they also wanted their right to vote in Great Britain.
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