sich verpflichten in English:

The fans wanted more goals, and Ferguson duly obliged.

she obliged the guest with a song

He was obliged to resign when he turned 70.

This is what obliges us and will oblige us to find new sources of finance.

Our company is obliged to produce environment-friendly packaging.

I would like to oblige you, but I'm afraid i haven't got what you want. We were obliged to wait for quite some time.

Soldiers will be obliged to disobey commands.

The laws oblige all citizens to pay taxes.