Somme (river) invasion fleet of William the Conqueror assembled in the Bay of the Somme, at Saint-Valery-sur-Somme. The river also featured in the 1346 withdrawal of Edward III of England's army, which forded the river at the Battle of Blanchetaque during the campaign, which culminated in the Battle of Crécy. Crossing the river also featured prominently in the campaign which led to the Battle of Agincourt in 1415. In 1636, a Spanish army led by Thomas Francis, prince of Carignan, crossed the Somme defeating a French army during the Thirty Years War threatening Paris. Most famously, the Battle of the Somme, during
HMS Agincourt (D86) HMS Agincourt (D86) HMS "Agincourt" (D86) was a later or 1943 fleet destroyer of the Royal Navy. She was named in honour of the Battle of Agincourt, fought in 1415 during the Hundred Years' War. "Agincourt" was built by R. & W. Hawthorn, Leslie & Company Limited on the River Tyne. She was launched on 29 January 1945 and commissioned on 25 June 1947. She joined the 4th Destroyer Flotilla, part of the Home Fleet based in the UK. In 1951, "Agincourt" subsequently became Captain (D), meaning she was the leader of the flotilla. In 1953 she took part in