1) Many changes were made possible in Britain due to introduction of new materials, and technologies. Other changes that came about were mainly due to the Two World Wars and transition in the working conditions of women
2) Clothes got shorter during First World War (1914 – 1918) out of practical necessity. By 1917, over 700,000 women in Britain were employed in ammunition factories. They wore a working uniform of blouse and trousers with accessories such as scarves, which was later replaced by khaki overalls and caps
3) Bright colours faded from sight and only sober colours were worn as the war dragged on. Thus, clothes became plainer and simpler.