George III became King of England in 1760 succeeding after his grandfather George II died. After 5 years of conflict of the French & Indian war, the governments in Europe were beginning to run short of both men & money with which to continue the war which led to final attempts to seize territory to use as bargaining chips in peace negotiations as well as overtures for peace. When George III took over in 1760 he began to shift British policy. This 3-pence along with the 1,2, & 4-pence were all issued for use as currency coins.
An Exact Replica