Hurt, harmed (7)

English 15th century gold coins worth about ten shillings (50p) each (5)

Make an unreasonable, unattainable request (3,3,3,4)

Bird of prey (3)

Bring back (9)

Egyptian site of Akhenaten, also called el- or Tel el ------ (6)

See 20

Unimaginable (9)

Mischief-maker; little devil (3)

Unfurled flags; triumphant success (6,7)

Leading male character in Margaret Mitchell's Gone with the Wind (5,6)

Reserve (7)

Amigo? (anag) (5)

Split personality reference from RL Stevenson characters (6,3,4)

Natural barrier forming part of the USA-Mexico border (3,6)

Can't stand, hate thoroughly (6)

Fish eggs (3)

In your own time (2,4,7)

Member of US Congress' upper house (7)

Song with a refrain; dance in a circle (9)

Natural underground reservoir (7)

Delivers an open-handed blow (6)

Propounds: pretends (5)

Hard fruit of a plant (3)