@avirah
Not the gerrer rebbe allowed . The Moetset allowed it.
Without any extenuating circumstances.
No one made a fuss at the time about government participation. Besides those who were against behiroth, they made a fuss about the behiroth.
When giyus banot came up , aguda resigned from the gov in protest.
By the way, Rav Shach claims that when he spent a lot of time with the Brisker Rav during his final illness , the Rav agreed to his approach of being mishtatef in the governing of the medina.
So much for the protests from the brisk side.
.