Definition of "empery"

Let’s cheere our ſouldiers to incounter him,That grieuous image of ingratitude:That fiery thirſter after Soueraigntie:And burne him in the fury of that flame,That none can quench but blood and Empery.

c. 1587–1588, [Christopher Marlowe], Tamburlaine the Great. […] The First Part […], 2nd edition, part 1, London: […] [R. Robinson for] Richard Iones, […], published 1592; reprinted as Tamburlaine the Great (A Scolar Press Facsimile), Menston, Yorkshire, London: Scolar Press, 1973, Act II, scene vi

Secondly, the Largeneſs of his Empery, and the firſt Conquest of Ireland, long before the Reign of K. Hen. the Second.

1604, Edward Coke, “To the Reader”, in The Fourth Part of the Reports of Sir Edward Coke, Kt.

My Myne of precious stones: My Emperie, / How blest am I in this discovering thee!

1661, John Donne, To his Mistress going to Bed

It is morning there / O where our Indian emperies lie revealed, / Yet lost, all, let this keel one instant yield!

1930, Hart Crane, “Ave Maria”, in The Bridge

Because he filched awayThine own bright flower, the glory of plastic fire,And gifted mortals with it, — such a sinIt doth behoove he expiate to the gods,Learning to accept the empery of Zeus,And leave off his old trick of loving man.

1833, Elizabeth Barrett Browning, Prometheus Bound