The invasion of Manchuria happened in 1932 which is 7 years before the official year of the start of World War 2 and 9 years before the US intervention in World War 2 (Pearl Harbor).
I think it should be the last answer!
S<span>cientists believe modern human beings originated in Africa. </span>
Let's start with understanding the term: human trafficking means trade in humans often for the purpose of sexual exploitation or, forced labor. In 2005 global annual profit from human trafficking was estimated for $31.6bn.
I believe that human trafficking is so difficult to stop mostly because of its profitability for traffickers, brothel owners, madams etc. Another factor is social alienation and stigmatisation of victims by society. Governments often do not offer enough support for trafficked victims. Finally, the victims are under huge psychological pressure which is often hard to handle and leads to consequences like learned helplessness or Stockholm syndrome.
