The naval battle of Trafalgar was fought on October 21, 1805. The British fleet under Lord Nelson met a combined fleet of French and Spanish ships off the coast of Spain. The English fleet won a tremendous victory ensuring that Napolean would not be able to invade Britain. Admiral Lord Nelson died during the battle.
Vietnam was divided by the 1954 Geneva Agreement that followed the French defeat at Dien Bien Phu. The last Americans were withdrawn from the South on April 30, 1975, following the Communist victory over the Saigon forces supported by the United States.
The national government wasn’t able to tax the states leaving them without money, they count draft an army, leaving them with no power, etc. The flaws in the articles can be seen in Shay’s Rebellion when the farmers took over an arsenal and rebelled and the national government had no army to stop them so states had to rely on militias which was not effective.
Answer:
trench warfare is the type of warfare described in the passage above.