The unities of classical drama include:

here

Explanation:

in drama, the three principles derived by French classicists from Aristotle's Poetics; they require a play to have a single action represented as occurring in a single place and within the course of a day. These principles were called, respectively, unity of action, unity of place, and unity of time.

operation overlord was the codename for the battle of normandy, the allied operation that launched the successful invasion of german-occupied western europe during world war ii. the operation was launched on 6 june 1944 with the normandy landings