Introduction.- Propagation of Laser Light.- Light Amplification by Stimulated Emission of Radiation.- Generation, Amplification and Propagation of a High-Power Laser Beam.- Nonlinear Optical Processes in High Power Lasers.- High-Energy Pulsed Lasers.- High-Power, Ultrashort-Pulse Lasers.- Introduction to Plasma Physics.- Plasma Kinetic Theory.- Fundamental Processes in Laser Plasmas.- Plasma Waves and Collective Laser Absorption.- Nonlinear Wave Phenomena in Laser Plasma Interaction.- Heat Transport and Laser Ablation.- Laser Fusion.- Uniform Laser Irradiation.- Hydrodynamic Instabilities.- Generation and Transport of Radiation in Laser Plasmas.- Laser Driven Neutron Source.- Relativistic Plasmas: Dimensionless Parameters.- Electron Interaction with Strong Electromagnetic and Plasma Waves.- Transverse and Longitudinal Waves in a Plasma.- Laser Interaction with an Overdense Plasma.- Electromagnetic Radiation Emission by the Electron Interacting with an Electromagnetic Wave.- Laser Electron Accelerators.- Laser Ion Accelerators.- Relativistic Catoptrics.- Radiation from Relativistic Plasmas.- Extreme Field Limits.