The Lend-Lease Act was passed by Congress in 1941 primarily to 1) assist Great Britain in World War II
(2) stabilize the international banking system
(3) maintain the traditional policy of strict neutrality toward Germany
(4) encourage trade with Japan

The Lend-Lease Act had given President Roosevelt virtually unlimited authority to direct material aid such as ammunition, tanks, airplanes, trucks, and food to the war effort in Europe without violating the nation's official position of neutrality.

assist Great Britain in World War 11

Explanation:

an informal structure in a bureaucracy would be something like so-called "office politics". where there's a formal structure set up for the organization, but then an informal subculture as well that has a way of organizing the bureaucracy further. this can be positive because it sets up an added degree of organization, albeit informal, within the bureaucracy.