sentences:  Head of the Chechen Republic
  
  The Head of the Chechen Republic (formerly President of the Chechen Republic or President of Chechnya) is the highest office within the political system of the Chechen Republic.The office was instituted in 2003 during the course of the Second Chechen War, when the Russian federal government regained control over the region and after a constitutional referendum approved the current Constitution of the Chechen Republic.