Before revision: , institutions, businesses, states, or independent volunteers) who are trying to modify the economic, technical, political, or/and social life of a given place in the world, especially in impoverished, formerly colonized regions.
After revision: institutions, businesses, states, or independent volunteers) who are trying to modify the economic, technical, political, or/and social life of a given place in the world, especially in impoverished, formerly colonized regions.