July 1798: The Marine Police are founded by The West India Committee, Patrick Colquhoun, John Harriott and Government.

October 1798: The Wapping Coal Riot.

1800: The Marine Police are adopted by the Government and become the Thames River Police.

1811: The Ratcliffe Highway murders.

1829: The Metropolitan Police are founded on the same principles proven to work by the Thames River Police.

1839: The Thames River Police become the Metropolitan Police’s Thames Division.

1878: The Princess Alice disaster.

1914-1918: The First World War.

1939-1945: The Second World War.

1989: The Marchioness disaster.

2000: Renamed the Marine Support Unit.

2001: Renamed the Marine Policing Unit.