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.
Because of the hot environment they had to develop tough skin and hair resulting in a very strong immune system
The Berlin Conference did not consider/prioritize the indigenous African peoples.
People by themselves or associating with others are able to influence by creating an environment for like-minded citizens to gather in recreational groups such as community centers, libraries, parks, or more official local government meetings. Petitions, protests, demonstrations, join interest groups, contract representatives, donations.
"Red Army" is slang, I believe