BHM #492 - 1800

Irish Commerce Protected (D & H 1164, Middlesex, Social Series, Peace)
British Historical Medals 492 - 1800 British Historical Medals 492 - 1800
Obv. Laureate head of George III, right. MAY PEACE BE ESTABLISHED
Rev. Irish crown above harp. COMMERCE PROTECTED
AE 20 by ? AE RRR.
BM.
 
No specific information concerning this piece has been found, but it may have been issued after the 'Irish rebellion' of 1798 which was suppressed in 1799. In 1801 the legislative Union of Great Britain and Ireland took place.
from British Historical Medals, Volume I, p. 121
D & H 1164 - Peace
O: Laureate bust to right. MAY PEACE BE ESTABLISHED.
R:
A. 240
A naval crown above a harp. COMMERCE PROTECTED.
 
In 1911 D&H considered this piece common, while by 1980 Brown lists it as RRR and doesn't make the connection to D&H. Of course this (1164) and 1165 both fit the description in Brown.