The captain's standard showed a red cross on a white field: to this day the ensign of the town of Florence.
Pepys in his Miscellanea has given us a drawing and description of this pendant, from which it appears that it had the St George's cross in a white field in chief and was five breadths (4 ft 7 ins.
According to Sir Walter Scott, it bore on a white field a bend charged with three bees.
I do not know when the Irish saltire was first introduced, as a national flag, but from the early conquest of Ireland the Fitzgeralds have borne as their arms a red saltire on a white field.
The flag of Scotland is a white saltire (or St. Andrew's cross) on a blue field, and what has come to be called the flag of Ireland is a red saltire on a white field.
For a long time the distinguishing flag of England has been a red cross on a white field.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "white field" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.