If the President of India is satisfied that a grave emergency exists whereby the security of India or any part of the territory thereof is threatened whether by war or external aggression or armed rebellion he may by proclamation make a declaration to that effect.Here the 'satisfaction' of the President of India means:

1100+ questions on law.

UGC NET PAPER 2 Law syllabus consists of:

Constitutional and Administrative Law
Jurisprudence
Law of Crimes
Public International Law
Law of Torts and Consumer protection
Comparative public law and systems of governance
Intellectual property rights
Family Law
Environment and Human rights law