Cadbury sold tea, coffee and drinking chocolate. Cadbury developed the business with his brother Benjamin, followed by his sons Richard and George. George developed the Bournville estate, a model village designed to give the company's workers improved living conditions. Dairy Milk chocolate, introduced in 1905, used a higher proportion of milk within the recipe compared with rival products. By 1914, the chocolate was the company's best-selling product. Cadbury, alongside Rowntree's and Fry, were the big three British confectionery manufacturers throughout much of the nineteenth and twentieth centuries. Cadbury was granted its first Royal Warrant from Queen Victoria in 1854. It has
George Cadbury in 1918. Cadbury donated the Lickey Hills Country Park to the people of Birmingham. He also donated a large house in Northfield to the Birmingham Cripples Union that was used as a hospital from 1909. It is now called the Royal Orthopaedic Hospital. In 1890 he, along with a number of other leading Quakers, helped re-establish Grove House School as Leighton Park School in Reading as the leading Quaker school in Britain. He died at his home, Northfield Manor House, on 24 October 1922, aged 83. George Cadbury married twice. In 1872 he married Mary Tylor, daughter of Quaker author