Salisbury Cathedral and Chichester Cathedral, 1402 to 1861) and fallen down; instead, Salisbury became the tallest church spire in the country on the collapse at Lincoln in 1549. The large supporting pillars at the corners of the spire are seen to bend inwards under the stress. The addition of reinforcing tie-beams above the crossing, designed by Christopher Wren in 1668, halted further deformation. The beams were hidden by a false ceiling, installed below the lantern stage of the tower. Significant changes to the cathedral were made by the architect James Wyatt in 1790, including replacement of the original rood screen and demolition
Rouen Cathedral wood-work of the choir burnt in 1727 and the bell broke in 1786. In the late 18th century after the French Revolution, the state (government) nationalised the building and sold some of its furniture and statues to make money and the chapel fences were melted down to make guns to support the wars of the French Republic. The Renaissance spire was destroyed by lightning in 1822. A new one was rebuilt in Neo-Gothic style, but of cast iron instead of wood. The cathedral was named the tallest building (the lantern tower with the cast iron spire of the 19th century)