Chechen rebels have taken credit for the Moscow bombing. The history of Russia's violent conflicts with Georgia is a long one. A number of books have been written over the years about how entrenched the conflict is, which erupted to the world's attention when the Soviet Union collapsed.
The Moscow government has sought to suppress the separatist rebellion, but rebels warned that "the war is coming to their cities."
Given the long history, is this just the beginning of a new round of escalating violence or will this be the next long conflict like Northern Ireland or the MIddle East? Let us know what the perspective of these books tells you.