Coins of the pound sterling coins' designs. As of 31 March 2016, there were an estimated 30.14 billion coins circulating in the United Kingdom. The first decimal coins were circulated in 1968. These were the five pence (5p) and ten pence (10p), and had values of one shilling (1/-) and two shillings (2/-), respectively, under the pre-decimal £sd system. The decimal coins are minted in copper-plated steel (previously bronze), nickel-plated steel, cupronickel and nickel-brass. The two-pound coins, and, as from 28 March 2017 the new one-pound coins, are bimetallic. The coins are discs, except for the twenty pence and fifty pence pieces, both of which
British currency in the Middle East Indian Rupee in Aden by 1951. Meanwhile, in 1927 a new Palestine pound at par with the pound sterling was introduced in the mandated territories of Palestine and Transjordan to replace the Turkish and Egyptian currencies. The East African Shilling in Aden was replaced in 1965 with the South Arabian Dinar at par with the pound sterling. For nearly four hundred years, silver Spanish dollars (pieces of eight) had served as the international currency, and most of these coins were minted in Mexico City, Lima, and Potosi in the New World. The policy of introducing the sterling currency into all