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

It is an essay that deals with Liberal Peace Building
1.The 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 Essay should entail arguments and issues should be illustrated by reference to well documented, detailed and relevant examples.