Because they are representing England, not the United Kingdom. The Union Flag combines the three flags of England, Scotland and Northern Ireland. The red cross is St George's Cross, which is the English flag) as opposed to the British flag which combined (hence the word UNION) England, Wales and Scotland. However, it is incorrect to refer to it as a "Union Jack" It should be refered to as a "Union Flag" - it is only called a "Union Jack" when the flag is hung from a JACK pole (on naval ships). == == Actually, the Union flag does include Northern Ireland's St. Patrick's cross, the red saltire, as well as St. Andrew's white saltire, and St. George's red cross. Only Wales is not represented. The political union of Scotland and England happened in 1707. This is why Scotland plays under the flag of St. Andrew and the Welsh under the Dragon. Whereas when playing for Great Britain (as with the Olympics) they play under the Union Flag.
Charlie White - rugby union - was born in 1874.
Charlie White - rugby union - died in 1941.
Jim White - rugby union - died in 1935.
Jim White - rugby union - was born in 1883.
Derek White - rugby union - was born in 1958.
Nathan White - rugby union - was born on 1981-09-04.
Don White - rugby union - was born on 1926-01-16.
Don White - rugby union - died on 2007-04-21.
The St Georges Cross, which is a red addition cross on a white background, If you mean the Union Flag of the United Kingdom, it is a combination of the St Georges Cross of England, the St Andrews Cross of Scotland and the flag of Northern Ireland.
It has a white background and a red (plus sign) cross on it.
Steve Hotten
The Scottish saltire or Cross of St Andrew is a white diagonal cross on a blue background, this design forms part of the Union Jack.