<P> Flag of Paris, source of the tricolour's blue and red stripes . </P> <Li> <P> The tricolour cockade, created in July 1789 . White was added to "nationalise" an earlier blue and red design . </P> </Li> <P> The tricolour cockade, created in July 1789 . White was added to "nationalise" an earlier blue and red design . </P> <Li> <P> The flag of France since 1794 (interruption 1815--30). </P> </Li>

What do the colors in french flag represent