Flags often imitate or are influenced by other nations, creating “flag families.” For example, the Netherlands’ red, white and blue flag from the 1500s set a precedent.

Flags often imitate or are influenced by other nations, creating “flag families.” For example, the Netherlands’ red, white and blue flag from the 1500s set a precedent.

The U.S., France, Chile and more all have this commonality: red, white and blue flags. Here's why, as explained by Ted Kaye of the North American Vexillological Association.

With the flags regularly appearing on scoreboards and celebrating throughout the events, it’s easy to spot their similarities, especially with colors like red, white, blue and yellow.