There are THREE crosses represented on the Union Flag. The crosses of St George, St Andrew and St Patrick.
There are two red crosses on the Union Flag. The 'plus' cross is from the English flag and the 'multiplication' crass is from the Ulster flag.
They did not have a flag, when it was designed
If you mean union flag / union jack then England Scotland and Wales
Wales.
Andrew, Patrick and George.
By a large 'plus' cross in the foreground.
-- Flag vs Jack --The British Flag is called the 'Union Flag', as it is comprised of the crosses of St Andrew (Scotland), St George (England) and St Patrick (Ireland). St David is not included because Wales is a Principality, not a Kingdom.The flag is called the 'Union Jack' when flown from a ship.
The colonial flag was composed of stars and stripes. The stars represented the 13 colonies that were part of the union which the stripes represented hardiness, innocence and perseverance.
The Union Jack (Union Flag) is in the upper left-hand corner of the Australia flag. "The Union Jack itself is a composite flag symbolizing the union of the historical components of the United Kingdom. It is composed of intersecting and overlayed red and white vertical and diagonal crosses on blue and white background." Source: http://www.anbg.gov.au/oz/flag-union.html
The Union Flag is an amalgamation of a St. Georges Cross representing England, a St. Andrews Cross representing Scotland and a St. Patricks Cross representing Ireland. Wales isn't represented on the Union Flag.
The history behind the British flag: It used to be called the Union flag/ Union jack because it represented the union of all the countries of the United Kingdom. The flag is an amalgamation of three flags, England North Ireland and Scotland.
The United Kingdom flag - the Union Flag - is an amalgam of the flags of England, Scotland and Northern Ireland.