Lever Brothers gains control of the Niger Company, which later became part of the United Africa Company.
Lever Brothers buys Wall's, a popular sausage company which is beginning to produce ice cream to sell in the summer when demand for sausages falls.
The collapse of the German economy creates even harsher trading conditions for Jurgens and Van den Bergh.
Lever Brothers buys British Oil & Cake Mills, one of its major competitors and the manufacturer of New Pin Soap.
Lever Brothers launches its Clean Hands Campaign. Part of its child health policy, it educates children about dirt and germs and encouraging them to wash their hands 'before breakfast, before dinner and after school.'
Jurgens and Van den Bergh, who have already teamed up with two European businesses, Centra and Schicht, join forces to create Margarine Unie - the Margarine Union. The union quickly gains new members, creating a large group of European businesses involved in the production of almost all goods created from oils and fats.
Planters Ltd, a Lever Brothers company, launches the first vitamin-enriched margarine - Viking.
Margarine Unie acquires the French-Dutch Calvé-Delft group with factories in the Netherlands, France, Belgium and Czechoslovakia. The following year the Union also acquires the firm Hartog's.
On 2 September Lever Brothers and Margarine Unie sign an agreement to create Unilever. The businesses initially aim to negotiate an arrangement to keep out of each other's principal interests of soap and margarine production, but ultimately decide on an amalgamation instead.