In 1819, these three countries, as well as Panama, were part of the same country called República de Colombia. However, since this is the same name we use for Colombia today, historians later began calling it Gran Colombia.
However, Gran Colombia had a lot of problems and collapsed only eleven years after its foundation, when both Ecuador and Venezuela declared their independence.
But when the newly independent countries developed their own flags, they all stuck very closely to the flag of Gran Colombia, with the exception of Panama, which went in a completely different direction. And that is why
