13th Century

1268: Pavement laid down The inscription records that the world will last 19,683 years.
1269: The first wedding to take place on the pavement was that of Prince Edmund, Earl of Lancaster (son of Henry III) to Aveline de Forz.
1274: Edward I was the first king to be crowned on the pavement.
1283: Abbot Richard de Ware buried under the northern part of the pavement.
1296-1301: Tomb of Edmund, Earl of Lancaster erected to the north. A tomb to Aveline was also erected to the north in the 1290s although she died in 1274.

14th Century

1307: Abbot Walter de Wenlok buried under the southern part of the pavement. He had erected the Sedilia, or seats for priests, to the south of the pavement.
1324: Tomb of Aymer de Valence, Earl of Pembroke erected to the north of the pavement.

1441: Stone screen constructed to the east, separating the pavement from St Edward’s chapel and his Shrine.

1532: Abbot John Islip’s funeral hearse erected on the pavement. His mortuary roll includes an illustration, the earliest showing the Abbey interior.
1557-1606: Tomb of Queen Anne of Cleves erected to the south of the pavement.

1660-62: Repair to parts of the pavement following damage during the Cromwellian period.

1706: Damage to eastern part of the pavement when a large altarpiece from Whitehall Palace, presented by Queen Anne, was erected.

1820: Queen Anne altarpiece removed.
1867-73: The present altar screen, by Sir Gilbert Scott, erected. He repaired damage to the eastern border of the pavement, also adding Purbeck marble paving to north and south. The 7th Earl of Elgin presented new porphyries for the damaged area.

1939-45: Pavement boarded over so was undamaged when the Abbey was hit in an air raid in 1941.
1953: Coronation of Elizabeth II. The pavement is always covered by a carpet at coronations.
1991: ‘Patterns of Thought – The Hidden Meaning of the Great Pavement of Westminster Abbey’ by Richard Foster, published.
1993-94: Trials and repair work undertaken by Taylor Pearce Restoration Services Ltd and John Larson.
1997: The Downland Partnership produce the first detailed plan of the pavement.
Report on the condition of the pavement by Nicholas Durnan, commissioned by the Dean and Chapter.
1997-98: Trial and repair worked undertaken by Nicholas Durnan and Torquil McNeilage.
1998: The first Cosmati pavement Symposium held at Westminster Abbey to discuss how to preserve the pavement.

2000: Specially convened sub group of Westminster Abbey Fabric Commission (WAFC) known as the Cosmati Pavement Steering Group set up to monitor conservation work on the pavement.
2006-07: After several years of study and trials a report is produced (in-house collaboration between conservators, archaeologist, geologist and surveyor), followed by a specification for the full conservation of the pavement.
2008: Small conservation team assembled and work begins on the pavement.
2010: Detailed photographic record of the pavement and a complete photomosaic produced by The Downland Partnership.
2010: Completion of the conservation of the Cosmati pavement.
2010: The newly conserved pavement was viewed for the first time by The Queen at a service to mark the 450th anniversary of Elizabeth I’s charter to the Abbey and re-dedicated by the Dean.
2011: Royal Wedding 29th April 2011. This was the first major royal event to take place on the pavement since the completion of conservation.