contemporary issues in addressing terrorism

A essay of at least 500 words for each questions, examine and discuss the following three contemporary issues in addressing terrorism: 

Question 1 of 3

The importance of intelligence-gathering to counter-terrorism. 

Question 2 of 3

How should military force be used in a long-term counter-terrorism effort? 

Question 3 of 3

How social media has changed waging war by terror in the modern era?