what is the relationship between the coat of arms and the city?
The current Westminster coat of arms was given to the city by an official grant on 2 September 1964.
City of Westminster
The current Westminster coat of arms was given to the city by an official grant on 2 September 1964.

Westminster had other arms before, which had a chief identical to the chief in the present arms. The symbols in the lower two thirds of the shield stand for former municipalities now merged with the city, Paddington and St. Marylebone. The original arms had a portcullis as the main charge, which now forms the crest.
where is oxford street? City of Westminster, West End of London, England what is it? A major road what kind of pollution issues does it face? Nitrogen dioxide pollution what does pedestrianization mean in this context? Banning all traffic except buses and cycles during peak shopping times, Liberal Democrat members of the London Assembly proposed the street should be pedestrianised by 2020 describe the uses of the above mentioned pollution chemical compound? Manufacturing of nitric acid, chemical explosives, as a polymerization inhibitor for acrylates, as a flour bleaching agent, and as a room temperature sterilization agent how is the economy of the city where the road is situated? It is  home to a large number of companies and leading global corporations. Mayfair and St. James's within the City of Westminster also have a large concentration of hedge fund and private equity funds
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City of Westminster [SEP] Coat of arms
The current Westminster coat of arms was given to the city by an official grant on 2 September 1964. Westminster had other arms before, which had a chief identical to the chief in the present arms. The symbols in the lower two thirds of the shield stand for former municipalities now merged with the city, Paddington and St. Marylebone. The original arms had a portcullis as the main charge, which now forms the crest.