The effectiveness of the long-bow altered the dynamics of battle.

Evidence

But it was certain that they could not gain the coast without a battle. No other resolve was open than to fight at enormous odds. The King and the Prince of Wales, afterwards famous as the Black Prince, received all the offices of religion, and Edward prayed that the impending battle should at least leave him unstripped of honour. — Winston Churchill, A History of the English-Speaking…, 536

Categorization

• corroborated: 2 independent passages support this claim — Winston Churchill, A History of the English-Speaking…, 536
• XREF: connects to: Infantry archery transformed warfare dynamics in England. — Winston Churchill, A History of the English-Speaking…, 464; Concentrated longbow fire let outnumbered English forces defeat armored knights; The shift to long-range weapons fundamentally changed the rules of military engagement — Emlen, Douglas J, Animal Weapons_ The Evolution of Battle, 231