<P> The current design of the U.S. flag is its 27th; the design of the flag has been modified officially 26 times since 1777 . The 48 - star flag was in effect for 47 years until the 49 - star version became official on July 4, 1959 . The 50 - star flag was ordered by the then president Eisenhower on August 21, 1959, and was adopted in July 1960 . It is the longest - used version of the U.S. flag and has been in use for over 58 years . </P> <Ul> <Li> <P> The Continental Colors (aka the "Grand Union Flag") </P> </Li> <Li> <P> Flag of the British East India Company, 1707--1801 </P> </Li> </Ul> <Li> <P> The Continental Colors (aka the "Grand Union Flag") </P> </Li> <P> The Continental Colors (aka the "Grand Union Flag") </P>

What does a blue and white usa flag mean