The currency in Portugal is the euro, which makes it a very worry-free destination for many other Europeans to visit when it comes to money matters (it is the currency of 13 European countries, used by 315 million people).
What do the colors of the flag mean? What do the colors of the flag mean? According to custom and tradition, white signifies purity and innocence; red, hardiness and valor; and blue signifies vigilance, perseverance, and justice. Ask the Flag Expert a Question. View more flag questions.
According to USFlag.org, the combination of red, white and blue on the U.S. flag does not have any official meaning. However, the colors red, white and blue are taken from the Great Seal, to which meaning is ascribed. On the Great Seal, red represents hardiness and valor, white symbolizes purity and innocence, and blue denotes vigilance, perseverance and justice. Blue is also described as the color of the chief.