Cohomology of number fields

I Algebraic Theory: Cohomology of Profinite Groups * Some Homological Algebra * Duality Properties of Profinite Groups * Free Products of Profinite Groups * Iwasawa Modules II Arithmetic Theory: Galois Cohomology * Cohomology of Local Fields * Cohomology of Global Fields * The Absolute Galois Group of a Global Field * Restricted Ramification * Iwasawa Theory of Number Fields; Anabelian Geometry * Literature * Index