What is ‘liberal peacebuilding’ and whose interests are served by it?

It is an international affairs essay that deals with Liberal Peace Building
1.The international affairs essays should be answer the question with references, Arguments should be made with relevant examples.
The Topic has two major questions and the essay should be build on this (1) whats is liberal peace building?( 2) whose interest does it serve? The answers should be given based on arguments of scholars and examples to back it up.
The international affairs Essay should entail arguments and issues should be illustrated by reference to well documented, detailed and relevant examples.