Correct me if I am wrong but I believe it was by building up their military forces, they increased industrial production and lowered unemployment. It was only a temporary success.
The three symbols from the Angolan flag include: a cog wheel, machete and a star. These represent the regional variation of worker's tools, and workers tools in similar combination were also seen on the flag of the Soviet Union. It's also a symbol of communist, which is the mian reason why both countries adopted this flag.
Its K I live near the atlantic ocean and i know that its K