Answer:
Sectarianism is a form of prejudice, discrimination, or hatred arising from attaching relations of inferiority and superiority to differences between subdivisions within a group.
<span>To leave a lasting impression on the reader while summing up the overall point of the essay</span>
It's like a theme or assesment. Such as poetry. You might study it for a while, and then move on to another subject. Example: I studied poetry for 3 weeks, then I moved on to...... blah blah blah. Get it?
Answer:
Convection currents describe the rising, spread, and sinking of gas, liquid, or molten material caused by the application of heat. Tremendous heat and pressure within the earth cause the hot magma to flow in convection currents.
The repetition of 'how we ended world war one' emphasises the fact that they are probably proud of the actions they've done to end the war. They want to inform you that they did these specific things to prevent the war from going on. It's like a reminder to the reader that the people then did a lot.