Answer:
The answer is D
Explanation:
The Answer is D because Terrorism usually forms as a means to combat other groups in an way that is unconventional. One of the best examples is in Yugoslavia during the 1990s in Bosnia where multiple terrorist groups in support of Bosnia formed as well as terrorist groups for Serbia due to the ethnic and religious tension within the region.
The same can be said for the Middle East with many different minorities, ethnic groups, and different Islamic Sects as well as strict Tribal Ways and Institutions.
<span>Immigration to Europe has a long history, but increased substantially in the later 20th century.Western European countries, especially, saw a high growth in immigration .America to Spain and Portugal; and from Ireland, India, Pakistan, Germany,According to residence permit data for 2011, more than 710,000 were.</span>
Millions of people were killed despite very little European territory being gained or lost.