There was the development of Feudalism, The Crusades, The Magna Carta, The Hundred Years' War, The Black Death, and the disagreements between Popes and Kings.
In 1753, however, the Marriage Act, promoted by the Lord Chancellor, Lord Hardwicke, declared that all marriage ceremonies must be conducted by a minister in a parish church or chapel of the Church of England to be legally binding.
However, in the British colonial times, the legal minimum age of marriage was set at 15 for girls and 18 for boys. Under protests from Muslim organizations in the undivided British India, a personal law Shariat Act was passed in 1937 that allowed child marriages with consent from girl's guardian.