The penny, a coin often representing the smallest denomination in a currency system, traces its roots to the Carolingian denarius. Today, it's formally used in Britain (p) and informally in the US (¢) and Ireland (€1 cent). Due to inflation, pennies hold minimal purchasing power, posing a cost burden to various entities like businesses and governments.
In 1960, the sizes and denominations of British coins introduced in 1816 were still being used in South Africa, with the exception of the four-penny coins.
In 1982, British coins continued to be marked with 'new penny' following the decimalization process.
In 1985, Irish coins were marked with 'new penny' as part of the decimalization effort.
In 1990, New Zealand officially demonetised one-cent coins, removing them from circulation.
In 1992, Australia withdrew one-cent coins from circulation, making them no longer a part of daily use.
Since 1992, the UK has made one- and two-penny coins from copper-plated steel, making them magnetic, instead of bronze.
In 2012, Canada adopted 5¢ as its lowest denomination, reflecting a shift in coin usage practices.
In 2012, Canada decided to remove one-cent coins from circulation, marking an end to the usage of pennies in everyday transactions.