Tensions have been high since City Council members there voted a month ago to stop flying the Union Jack flag year-round, restricting it instead to certain days.

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And before suggesting the Earl of Crewe didn't know his jack from his flag, it seems that both terms are equally acceptable.

BBC: The union jack: A very complex flag

Even the original flag of the United States, first raised in 1775 was "a jack with the union flag, and striped red and white in the field".

BBC: The union jack: A very complex flag

According to the Flag Institute, a leading research centre that manages the United Kingdom Flag Registry, it is a "relatively recent idea" that the flag is only a jack when flown from a warship.

BBC: The union jack: A very complex flag

Some say the term jack should only be used to refer to the flag when it's flown on a warship but according to the Flag Institute, which runs the UK flag registry, this is a relatively recent idea.

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The Union flag is also commonly known as the Union Jack.

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Cindy McCain wore jewelled pins reading "USMC" and "Navy" and a flag with a star in honor of her two sons in military service, Jimmy and Jack.

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Jack Collison also threatened with a drive into the box, only to be denied by the offside flag, but Poland could easily have taken the lead as the half ended.

BBC: Wales 0-1 Poland

Vivienne Westwood did it last year and used a Union Jack motif so the red, white and blue is like a section taken through the middle of the flag.

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"I played golf for Ireland and I played for Great Britain and Ireland, so I've walked out to the Irish national anthem and stood under the Irish flag and I've walked out to the British national anthem and stood under the Union Jack, " she said.

BBC: Rory McIlroy