Sword

Swords are currently one of the two weapons in Minecraft. (The other being Bows). The five types of swords are Wood, Cobblestone, Iron, Gold, and Diamond.

Crafting
1 stick + 2 Wooden Plank / Cobblestone / Iron Ingot / Gold Ingot / Diamonds

Trivia

 * The Diamond Sword is the most powerful weapon in the game.
 * Golden swords are a direct downgrade of wood, due to same damage and lower durability.
 * Golden Swords are somewhat expensive to craft and are rarely worth it.
 * Swords do 1 more damage than the sword of the same material.(e.g.: Iron Sword= +6 Diamond Sword= + 7 damage).