Flags and arms of cantons of Switzerland Schwenkel. Zürich attached the Swiss cross in the red Schwenkel rather than in the main flag, and this may have contributed to the development of the flag of Switzerland (placing the white cross in a red field by default). The city of Bern is a Zähringer foundation of 1160. In the 13th century, its flag showed a black bear in a white field, changed to the current red-and-yellow diagonal arrangement in 1289. Bern also had a war flag with a simple red-and-black horizontal division. The cantonal colours remain red and black. The blue-and-white flag is attested from 1386. The vertical
Flag of Sarawak originally made up of a cross, half blue and half red, on yellow, thought to be based on Brooke's coat of arms. There is a controversy on whether the first flag was made up of "purple" and red, or "blue" and red. On 7 May 1870, the colour of the half blue cross was changed to black by the second Rajah, Charles Brooke, and was hoisted on 26 September, the birthday of the then Rajah Muda Charles Vyner Brooke. It was retained as a coat-of-arms on a Blue Ensign when Sarawak was ceded to the British Crown on 1 July