The main reason would be the environment because of the fact their population is so big, they need enough room for everyone. There's also the connection with having available food source within the environment when the people plan to settle in. There's also the idea of desirable climate which helps them with food sources and allows them to flourish instead of dying off.
<span>The main features of advancing industrialism in the west was the invention of rail roads, telephone, camera, electricity and so on. In short it lead to technological advancement.</span>
The answer in the space provided is intimacy. As intimacy
arises and intensify during early adolescent stage for teenagers feel the need
of having to have close relationship in terms of physical and emotional with
friends for not having such bond will drive teenagers to feel depress and
lonely.
Trade blocs. One of the key words in the initial description is the idea of regional. Coordinating efforts to reduce trade barriers, including decreasing or eliminating tariffs are part of decision to make certain blocs or groups of trading syndicates more viable and strategic in international trade.