This is the origin of the 21-gun salute

21-Gun Salute – Robson Ranch Pioneer Press

Here's what happened to the French soldiers left behind at Dunkirk

This is the story behind the pre-inauguration wreath laying ceremony

5 reasons why Ronald Reagan was a great commander-in-chief

Top 5 myths about US Presidents that aren't true

Here's what communication looked like during WWII

21-Gun Salute - TV Tropes

What is the origin of the 21 gun salute? - Quora

Three-volley salute - Wikipedia

The 21 Gun Salute - Defence Forces

Copy photograph of Field Gun firing 21 Gun Salute at HMS St George, Isle of Man

6,283 Gun Salute Stock Photos, High-Res Pictures, and Images - Getty Images

The King's birthday: Why do we have gun salutes?

This is the origin of the 21-gun salute

Here's the origin of the respected battlefield cross