Given the economic woes after the collapse of international trade on a wide scale caused by [[protectionism]] and tariff restrictions in the early 1930s, by the end of the decade economic planning became mainstay among all belligerent powers of [[World War II]]. | Given the economic woes after the collapse of international trade on a wide scale caused by [[protectionism]] and tariff restrictions in the early 1930s, by the end of the decade economic planning became mainstay among all belligerent powers of [[World War II]]. |