It was adopted since 1925.
Mexico adopted the current flag in 1968. The colors for this design were decided on following the War of Independence.
Current flag was adopted on 16th September 1968.
The flag of Mississippi was adopted in 1894.
Spain's flag was adopted on December 6, 1978.
the Oman flag was adopted in 1995.
the minnesota flag was adopted in 1957
what did Hawaii flag look like when it was adopted
The current canadian flag was adopted in 1965.
The flag was first adopted in 1916.
Current version was adopted on 1968, but previous versions since 1821 - when Mexico won its independence war against Spain - have included the green, red and white colors. The eagle was adopted since 1824 when Mexico adopted the republic as form of government.
As an independent country, Mexico adopted its very first flag on February 24, 1821. It however, had a different design with diagonal lines and no coat of arms; the colors have remained the same (green, white, red) throughout its history, however. The current design was adopted on September 16, 1968.