2 adjectives to describe aegis

As long as our Government is administered for the good of the people, and is regulated by their will; as long as it secures to us the rights of person and of property, liberty of conscience and of the press, it will be worth defending; and so long as it is worth defending a patriotic militia will cover it with an impenetrable aegis.

It is under the protective aegis of these governments that explorers are settling down in smaller areas to see what may be found between the explored water-courses, to study the continent in detail, to give to our knowledge of Africa the scientific quality now required.

2 adjectives to describe  aegis