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
(..) Tell us what you know! You withdraw your guard, and I will tell you where your doom will be decided. I will not be held prisoner here. Send word to all our allies... ...and to every corner of Middle-earth that still stands free. The enemy moves against us. We need to know where he will strike. (..)2003 The Lord of the Rings: The Return of the King