China adopted its own red flag following the Chinese Communist Revolution. A red flag was also adopted by North Vietnam in 1954, and by all of Vietnam in 1975. Since red is the color of blood, it has historically been associated with sacrifice, danger, and courage.
Red was the first basic colour term added to languages after black and white. The word red derives from Sanskrit rudhira and Proto-Germanic rauthaz.
This in-depth analysis explores the meaning and symbolism of the color red. A striking, bold, and captivating hue, red is perhaps the most dominant of colors.