Final answer:
During World War I, countermeasures such as trench warfare, gasmasks, and tanks were developed to counter the new weapons being used.
Step-by-step explanation:
During World War I, several countermeasures were developed to counter the new weapons being used. Some countermeasures to weapons included:
- Trench Warfare: Trenches were dug to provide cover and protection from artillery and machine guns.
- Gasmasks: Gasmasks were developed to protect soldiers from chemical weapons like mustard gas.
- Tanks: Tanks were introduced to counter the effectiveness of machine guns and barbed wire.
Learn more about countermeasures to weapons in World War I