Red, white, and blue can signal freedom in one place, warning in another, and ordinary brand marketing somewhere else. The same three colors can stir pride, nostalgia, protest, or skepticism depending on where you see them and who is using them.That is what makes “red, white, and blue” more than a simple color combination. For many people, especially in the United States, the phrase points straight to the national flag. But its meaning is not fixed. It comes from history, tradition, ...