Answer:
In the middle ages, girls were typically in their teens when they married, and boys were in their early twenties. The arrangement of the marriage was based on monetary worth. The family of the girl who was to be married would give a dowry, or donation, to the boy she was to marry.
There are several ways in which being nonaligned would have offered an advantage and disadvantage to a developing nation during the Cold War, but in general they would have been able to trade with both sides.