Halfpenny (Irish decimal coin) Halfpenny (Irish decimal coin) The decimal halfpenny (p) () coin was the smallest denomination of the Irish pound. It was first issued when the Irish currency was decimalised on Decimal Day, 15 February 1971. It was one of three new designs introduced all in bronze and featuring ornamental birds on the reverse. The coin value was weakened by inflation and very few were produced beyond the initial run for 1971. It was removed from circulation and demonetised on 1 January 1987. The main reason that halfpennies were issued was that when shillings were decimalised they were worth five new pence,
Two pence (British decimal coin) Two pence (British decimal coin) The British decimal two pence (2p) coin – often informally pronounced "two pee" – is a unit of currency equalling 2/100ths of a pound sterling. Its obverse has featured the profile of Queen Elizabeth II since the coin's introduction on 15 February 1971, the year British currency was decimalised. Four different portraits of the Queen have been used on the coin, with the latest design by Jody Clark being introduced in 2015. The second and current reverse, featuring a segment of the Royal Shield, was introduced in 2008. One penny and two pence coins are