Final answer:
The Americans used guerrilla warfare during the American Revolution, a siege at Vicksburg during the Civil War, flanking maneuvers in multiple conflicts, and participated in trench warfare with the introduction of tanks in World War I.
Step-by-step explanation:
The Americans employed several military tactics during different periods and conflicts, but one notable tactic they used is guerrilla warfare. This tactic involves small groups of soldiers or combatants using surprise attacks and ambushes against a larger, less mobile traditional army. Guerrilla warfare was notably used in the American Revolution, where American forces used it to effectively harass and undermine the British forces.
During the Civil War, the Union captured Vicksburg using a different tactic, a siege, which is an operation that involves surrounding a city or fortification to cut off supplies and compel the surrender of the enemy. A flanking maneuver, which involves moving around the side of an enemy rather than attacking head-on, was another common tactic used throughout different wars.
In the context of World War II, the strategy outlined in Plan D was 'b. take Tokyo', and the U.S. used a strategy of island hopping in the Pacific theater, attacking and capturing key islands to progressively move closer to Japan.
World War I saw the introduction of new military technology like the tank, which the British first used. The war also saw widespread use of trench warfare, characterized by opposing sides fighting from trenches and significant stalemates on the battlefield.