The list of ship commissionings in 1870 is a chronological list of ships commissioned in 1870. In cases where no official commissioning ceremony was held, the date of service entry may be used instead. __NOTOC__ Operator Ship Class and type Pennant Other notes 4 March Sloop 13 March HMVS Cerberus breastwork monitor April Turret ship 28 September battleship 1 October battleship

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