London two months. The fortifications failed their only test when the New Model Army entered London in 1647, and they were levelled by Parliament the same year. London was plagued by disease in the early 17th century, culminating in the Great Plague of 1665–1666, which killed up to 100,000 people, or a fifth of the population. The Great Fire of London broke out in 1666 in Pudding Lane in the city and quickly swept through the wooden buildings. Rebuilding took over ten years and was supervised by Robert Hooke as Surveyor of London. In 1708 Christopher Wren's masterpiece, St Paul's Cathedral
Town Clerk of London Lord Mayor and other officials, and amended the functions of the City of London courts via writs. This was successful, leading to the similar expansion of the City of London courts which had jurisdiction outside London as a type of county court. This gradually took over from the now obsolete circuit criminal court called the Assize Court. The format strongly influenced the development of the High Court of Chancery and Lord Chancellor's jurisdiction based in Westminster. During the early 17th century, before and after the 1666 Great Fire of London, the Town Clerk's function began to evolve into more complex