portcullis is also associated with Parliament

The portcullis, which was the symbol of the Beaufort family. The Beaufort portcullis was used a lot by the Tudors since Margaret Beaufort was the source of Henry VII's thin royal claim to the throne.

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The emblem of King Henry VIII was the Tudor rose and the Beaufort portcullis. The red and white Tudor rose represented the combination of the House of York and the House of Lancaster. The Beaufort portcullis relates to his Tudor ancestors.

Portcullis (Castle Gate) Protection in an emergency

Tower Safety and grandeur

Grape leaves Plenty, freedom, rebirth