The teacher's union has found an unlikely 'ally' in the company. [=the company supports the position that the union has taken and this was not expected]
He'll even admit that he's hoping to 'ally' himself 'to' a wealthy family by marriage.
countries 'allying' themselves 'with' the EU
(..) He was ambushed by Orcs. If we don't defend our country, Saruman will take it by force. That is a lie. Saruman the White has ever been our friend and ally. Gr'ma. Gr'ma. Gr'ma. Orcs are roaming freely across our lands. (..)2002 The Lord of the Rings: The Two Towers