This is the Norwegian Flag: red in all corner (two rectangles, two squares) blue stripe (cross), white bordering
Because of Christianity.
Norway
Same as for any other flag - to serve as a national symbol.
Red, blue and white- it looks like London's flag! :)
Saudi
Blue, white and red.
The cross symbolizes Christianity.
Norway
when 1905, why because it be a sovereign nation
Red, white and blue
it's obviously Iceland.
Because Fredrik Meltzer drew it like that in 1821. The flag includes elements from both the Danish and the Swedish flags.