Allegiance

Al·le·giance

Allegiance

n.
  1. The tie or obligation, implied or expressed, which a subject owes to his sovereign or government; the duty of fidelity to one's king, government, or state.
  2. Devotion; loyalty; as, allegiance to science.
    Hear me, recreant, on thine allegiance hear me!
    So spake the Seraph Abdiel, faithful found, . . . Unshaken, unseduced, unterrified, His loyalty he kept, his love, his zeal.