English: The City of w:Davenport, Iowa , officially adopted this flag on December 6th, 2000. The colors used in the Flag for the City of Davenport are taken from the Flags of the United States, the State of Iowa, and France (The French Colonial Territory before the Louisiana Purchase in 1803). On the top left corner, a blue box with a yellow outline includes the year w:1836 , the year Davenport was incorporated, surveyed, and laid in lots by w:Major William Gordon . Two lines, one red and another blue cross through the flag, and are covered by a white box with a yellow outline with the city symbol in it. The red signifies hardiness and valor, white purity and innocence, the blue signifies vigilance, perseverance, and justice, and the yellow signifies "the golden rule or principle of treating others as one wants to be treated". Below the center lies the words "City of Davenport", in all capital letters.