Defensive architecture with the approach of civil defense

Iran due to geographical and political situation of our country are at risk of natural hazards (earthquakes and floods) and man-made threats (war) has been and heavy casualties and property losses incurred. Unfortunately, in our country despite eight years of sacred defense and leaving behind a valuable experience against natural disasters, the importance of safety and security in urban planning and architecture, as it should have been and continue to see and instruments that are increasingly vulnerability in times of crisis increases the physical environment.defense in case of bombing up and restore damaged areas of cost and less time will be possible. Paper aims to address these issues in the field of architecture to the development of civil defense and defense architecture principles among managers and planners and architects and urban designers is defense.