1. The point of social movement theory is to explain when, how, and why people act collectively and succeed in achieving their goals.
2. I think we could use the same analytical framework to study the Civil Rights Movement.  Resource mobilization, political constraints, and the countering of the hegemonic discourse were all things that can be seen during the Civil Rights Movement. With that in mind we can apply the ideas when analyzing American social movements.
3. It can help understand the success of the Islamist movements by looking at the actors involved in order to measure the size and spread of the movement itself. We could also use the theory by analyzing the movements resource mobilization. Analyzing how well the movement received funds and made game plans.