In Ramayan, why no one was able to lift Angat's feet?

Every demon & commanders of Ravana's army and even his son indrajit tried to lift Angada's leg but none succeeded. read more

Angad in the Ramayana epic, was the child of king Bali and Tara. He was the nephew of Sugriv. He helped Ram to find his wife Sita along with Sugriv and other vanars. read more

He told that Ravana was prepared to fall on his feet but, instead he should choose to fall on Lord Rama's feet. So what was the purpose of Angad : “ Basically, Angad didn't want to humiliate Ravana or his commanders but their arrogance. read more