The seige of Harfleur Normandy France begun 18 august 1415 for one month of intense fightings to capture the city of Harfleur.

On tuesday 13 august 1415 Henry V of England landed at Chef-en-Caux in the Seine estuary. Then it attacked Harfleur with 2000 men of arms and 6000 bowmen. Afterward he left a small garrison to go to Calais. He searched for an un or weakly defended bridge or ford on the Somme river and by then fight at the Battle of Agincourt.