Final answer:
The Hundred Years' War was a conflict between England and France from 1337 to 1453. It was characterized by frequent truces and intense fighting, with both sides using new military technologies. France ultimately emerged as the dominant kingdom of Western Europe.
Step-by-step explanation:
The Hundred Years' War was a conflict between England and France that lasted from 1337 to 1453. It began when King Edward III of England, who claimed to be the rightful heir to the French throne, challenged the succession of Philip, the Count of Valois. The war was characterized by frequent truces and intense fighting, with both sides employing new military technologies such as the English longbow and firearms. Ultimately, France emerged as the dominant kingdom of Western Europe.