Heydar Aliyev had been one of the key persons in Caucasus for a long period. His personal efforts in the establishment of current friendship relations between the United States of America and Azerbaijan, as well as defense of Azerbaijan's independence is of vital importance. Under his leadership United States of America and Azerbaijan have been partners in the fight against the terrorism including all the operations carried out in Afghanistan and Iraq. Steadiness he demonstrated in the field of achievement of the just and long-term solution of Nagorno Karabakh tragedy via the peace negotiations had been of great importance in the maintenance of the peace and stability in the region. In the meantime, his position and efforts demonstrated in attraction of the large-volume foreign investments that strengthened economic development of Azerbaijan played key role. These achievements had improved lives of million Azerbaijanis and created opportunity for Azerbaijan to come into the twentieth century as the modern state.