Economic expansion, weapons manufacturing, government foreign policy and war planning are essential elements in nation building which connect professionals together.
So, you will find highly motivated chairmen, chief executives, stockholders, bankers and lawyers working together in weapons related industries who will float between posts in Government and Industry as if in one homogeneous organisation.
This video will give you a glimpse of the Military Industrial Complex that Dwight Eisenhower made oblique references to back in 1954.