Oes the absence of an international goverment mean that international law is not really law?

Structure of the essay: the introduction should present a clear statement of the issues to be covered. Clear structure and organization of the main points and at the end an effective conclusion which draws together the main points.
Content: the issues and ideas should be analysed in sufficient depth and the arguments supported by evidence, examples, sources and QUOTATIONS.

its very important for this essay to have some quotations and examples. John Austin and Dean Acheson listed some argument over this topic which is very important to use them in this essay.

1: D.Armstrong, T. Farrell and H. Lambert, International law and International Relations (Cambridge University press, 2007).
2: A Boyle and C.Chinkin, The Making of International Law, Oxford University Press, 2007
3: Malcolm D. Evans, International Law
4: /.eisil.org/

John Austin and Dean Acheson argument over the topic/ also you may use other sources