![A flag for a union between Sweden (blue field, yellow cross), Denmark (red field within yellow cross, white cross), and Norway, (red field, white cross, blue cross). 2nd Kalmar Union anyone? : A flag for a union between Sweden (blue field, yellow cross), Denmark (red field within yellow cross, white cross), and Norway, (red field, white cross, blue cross). 2nd Kalmar Union anyone? :](https://preview.redd.it/9f6uuji9fsi41.jpg?auto=webp&s=08d10fa7c665af5fa4e62bde1c82bbc1f3a9ed5f)
A flag for a union between Sweden (blue field, yellow cross), Denmark (red field within yellow cross, white cross), and Norway, (red field, white cross, blue cross). 2nd Kalmar Union anyone? :
![Waving flag of Sweden country. Isolated swedish blue flag with yellow cross on white background. Vector flat illustration 6994020 Vector Art at Vecteezy Waving flag of Sweden country. Isolated swedish blue flag with yellow cross on white background. Vector flat illustration 6994020 Vector Art at Vecteezy](https://static.vecteezy.com/system/resources/previews/006/994/020/original/waving-flag-of-sweden-country-isolated-swedish-blue-flag-with-yellow-cross-on-white-background-flat-illustration-vector.jpg)
Waving flag of Sweden country. Isolated swedish blue flag with yellow cross on white background. Vector flat illustration 6994020 Vector Art at Vecteezy
![Archivo:600px Yellow HEX-F5EB1A cross on Blue HEX-153871 background.svg - Wikipedia, la enciclopedia libre Archivo:600px Yellow HEX-F5EB1A cross on Blue HEX-153871 background.svg - Wikipedia, la enciclopedia libre](https://upload.wikimedia.org/wikipedia/commons/thumb/c/c4/600px_Yellow_HEX-F5EB1A_cross_on_Blue_HEX-153871_background.svg/600px-600px_Yellow_HEX-F5EB1A_cross_on_Blue_HEX-153871_background.svg.png)
Archivo:600px Yellow HEX-F5EB1A cross on Blue HEX-153871 background.svg - Wikipedia, la enciclopedia libre
![Waving flag of Madeira with blue sky in the background. It consists of a blue-yellow-blue vertical triband with a red-bordered white Cross of Christ in the center. Portuguese island in Atlantic ocean Waving flag of Madeira with blue sky in the background. It consists of a blue-yellow-blue vertical triband with a red-bordered white Cross of Christ in the center. Portuguese island in Atlantic ocean](https://c8.alamy.com/comp/2A2PR8H/waving-flag-of-madeira-with-blue-sky-in-the-background-it-consists-of-a-blue-yellow-blue-vertical-triband-with-a-red-bordered-white-cross-of-christ-in-the-center-portuguese-island-in-atlantic-ocean-2A2PR8H.jpg)
Waving flag of Madeira with blue sky in the background. It consists of a blue-yellow-blue vertical triband with a red-bordered white Cross of Christ in the center. Portuguese island in Atlantic ocean
![Swedish flag, blue and a yellow cross, blue sky. Swedish flag outside the royal castle, blue and a yellow cross and | CanStock Swedish flag, blue and a yellow cross, blue sky. Swedish flag outside the royal castle, blue and a yellow cross and | CanStock](https://cdn.w600.comps.canstockphoto.com/swedish-flag-blue-and-a-yellow-cross-pictures_csp28214981.jpg)