How does this image of an American flag being placed at Iwo Jima after the most infamous battle in the Pacific during WWII, use symbolism to commemorate, document, and narrate an event in history?

An American Flag being placed in Iwo Jima uses symbolism to commemorate and document and narrate all by placing a flag because it signifies that America has won.

Explanation:This basically means that when a flag is place by the other or opposing team it signifies that the other team has conquered or forced the other team to forfeit and this flag is used a symbol to show it and by doing that it marks history and indirectly narrates the event.