Evolution
Since the foundation of Portugal, the national flag was always linked to the royal arms and, up until 1640, there was no official distinction between both. It evolved in a way that gradually incorporated most of the symbols present on the current coat of arms.
Read more about this topic: Flag Of Portugal
Famous quotes containing the word evolution:
“The evolution of a highly destined society must be moral; it must run in the grooves of the celestial wheels.”
—Ralph Waldo Emerson (1803–1882)
“Historians will have to face the fact that natural selection determined the evolution of cultures in the same manner as it did that of species.”
—Konrad Lorenz (1903–1989)
“The more specific idea of evolution now reached is—a change from an indefinite, incoherent homogeneity to a definite, coherent heterogeneity, accompanying the dissipation of motion and integration of matter.”
—Herbert Spencer (1820–1903)