How the U.S economy was connected to the broader global economy during the Cold War was by relying on sales in the markets that are located overseas. The U.S economy also needed oil which were produced overseas, thus, suffered a lot due to the oil rise in the year 1970. Hope this helps.
Well there were many theories back then as to what causes sickness or health however one of the main theory's was one which involved the elements. You see, many mid evil doctors thought that having too much of one of the four main elements could lead to sickness. For instance, lets say you had a fever. The doctor would say that you have to much fire in you and you should take a cold bath to get your frost elements up. I know by today's standards it sounds crazy but thats what they believed back then.
Mathematics - Vedic literature is replete with concepts of zero, the techniques of algebra and algorithm, square root and cube root. Arguably, the origins of Calculus lie in India 300 years before Leibnitz and Newton.
Astronomy - Rig Veda (2000 BC) refers to astronomy.
Physics - Concepts of atom and theory of relativity were explicitly stated by an Indian Philosopher around 600 BC.
Chemistry - Principles of chemistry did not remain abstract but also found expression in distillation of perfumes, aromatic liquids, manufacturing of dyes and pigments, and extraction of sugar.
Medical science & surgery - Around 800 BC, first compendium on medicine and surgery was complied in ancient India.
Mechanical & production technology - Greek historians have testified to smelting of certain metals in India in the 4th century BC.
Civil engineering & architecture - The discovery of urban settlements of Mohenjodaro and Harappa indicate existence of civil engineering & architecture, which blossomed to a highly precise science of civil engineering and architecture and found expression in innumerable monuments of ancient India.
Shipbuilding & navigation - Sanskrit and Pali texts have several references to maritime activity by ancient Indians.Sports & games - Ancient India is the birth place of chess, ludo, snakes and ladders and playing cards.
C. wanted a strong central government
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.