Royal Mint resume minting their own supplementary tokens. In 1672 the Royal Mint finally took over the production of copper coinage. Prior to the outbreak of the English Civil War, England signed a treaty in 1630 with Spain which ensured a steady supply of silver bullion to the Tower mint. Additional branch mints to aid the one in London were set up including one at Aberystwyth Castle, in Wales. In 1642 parliament seized control of the Tower mint and after Charles I tried to arrest the Five Members he was forced to flee London, establishing at least 16 emergency mints across the
Royal Mint coins to be removed from circulation so as to help pay for the war effort. The government started to issue £1 and 10 shilling treasury notes as replacement paving the way for Britain leaving the gold standard in 1931. From 1928, the Irish Free State (later Republic of Ireland) issued its own coins. These were produced by the Royal Mint until Ireland established its own Currency Centre in Dublin in 1978. During World War II the Mint played an important role in ensuring that people were paid for their services with hard currency rather than banknotes. Under Operation Bernhard, the