a politician accused of 'bending to the will' of wealthy supporters [=being influenced by wealthy supporters; doing the things that are wanted by wealthy supporters]
She's not really quite old enough to be admitted as a member, but she's very close, so I think we can 'bend the rule(s)' a little in her case and let her in now.
He was forced to ask for their help 'on bended knee'. [=he was forced to beg for their help; he was forced to ask for their help in a very humble way]
(..) One ill turn deserves another. It is over. Embrace the power of the Ring... ...or embrace your own destruction! There is only one Lord of the Ring. Only one who can bend it to his will. And he does not share power. So you have chosen death. Gandalf? What is it? Nothing,Frodo. Frodo! (..)2001 The Lord of the Rings: The Fellowship of the Ring