Trading with the Enemy Act 1939
The Trading with the Enemy Act 1939 (2 & 3 Geo 6 c 89) is an Act of the Parliament of the United Kingdom which makes it a criminal offence to conduct trade with the enemy in wartime, with a penalty of up to seven years' imprisonment. The bill passed rapidly through Parliament in just two days, from 3 to 5 September 1939, and the Act was passed on 5 September 1939, at the beginning of the Second World War. It is still in force.