The causes of the power's attention involved in World War II to Boyer-Ahmad

following the occupation of Iran by Allied، Reza Shah''s regime in Shahrivar 1320 AH (September، 1941 AD) crashed. Among the consequences of this fall one case was revival of the Khans power. Abdullah Khan Zrghampoor as the most powerful Khan Among Kohgiluyeh and Boyer-Ahmad tribes - that they lived In some parts of the of two major provinces At that time، means Khuzestan and Fars -، was considered by the states involved in the World War (Germany and britain). Efforts of groups and parties in the form of pro-German fifth column، to make war on the southern front، composed of tribes and states (Boyer-Ahmadi، Qashqai and Bakhtiari) and Military personnel، leading to the British reacted with horror. The main goal of the German fifth column was the targeting of oil facilities and unsafing road lines. Britain in the past، believed himself owned oil-rich region، it was a part of the original occupiers at this time، Britains used all their efforts to prevent the formation of a new front against Their Interests in south of Iran. then they Sow discord between the Boyer-Ahmadi Khans، particularly among Zrghampoor brothers، supporting their ally the Sheriffs and Khans against abdollahkhan- and most importantly، they tried to direct The powerfull Khans and nomads towards the Isfahan Province and Waging war in Semirom، a means to secure and maintain oil pipelines and Road lines belong to Allied، but after the Semirom incident Presence of the German Spies in the Boyer-Ahmad region Again brought back British concerns. At This time Attention of the international، national and local powers is directed to abdollahkhan Zrghampoor Boyer-Ahmadi that eventually led to the treaty “Cham chyt «. Contract that determined the fate of the German Spies in the region and it finished British concern over Germany and fifth column in the region.