Saffron Walden silver maces were bought by the corporation in 1549 to commemorate the granting of a new town charter by Edward VI. This purchase is recorded in the town's Guild of Holy Trinity accounts and reads, ""For 2 new maces, weying 18 ownces one quarter and half at 8s. the ownce 7l.7s"". The 12th-century Walden Castle, built or expanded by Geoffrey de Mandeville, the first Earl of Essex, is in ruins. After the medieval period, the castle fell into disuse and much of the flint was taken and used in the construction of local houses and the wall surrounding the Audley
Saffron Walden market place. This was demolished in 1847 to make way for a corn exchange. In the 16th–17th centuries the saffron crocus ("Crocus sativus") was widely grown, thanks to the town's favourable soil and climate. The flower was valuable, as the extract from the stigmas was used in medicines, as a condiment, in perfume, as an aphrodisiac, and as an expensive yellow dye. The industry gave Walden its name. The town and surrounding area, like much of East Anglia, was strongly Puritan during the 17th century. The population was influenced by the missionary John Eliot. By 1640, Samuel Bass's family and