Montana was the 41st state in the USA It became a state on November 8,1889. State Capital is Helena. Nickname is Big Sky Country, Treasure State. Montana's official flag was adopted in 1905. - The flag has a deep blue field with "Montana" written in yellow, with the state seal below. - The seal pictures a beautiful Montana lansdcape - the Rocky Mountains, cliffs, a waterfall, and river beneath a golden sky with white clouds and white sun rays. - A plow represents agriculture; a pick and shovel represent mining - A ribbon below the scene states Montana's motto, "Oro y plata" [meaning "Gold and Silver" in Spanish].