Concluding a diplomatic tour of the South Caucasus, Iranian Foreign Minister Kamal Kharrazi met in Yerevan on 30 April with Armenian Foreign Minister Vardan Oskanian and other officials, according to Armenpress and RFE/RL\'s Yerevan bureau. The Iranian foreign minister reviewed plans to expand bilateral relations, including the proposed construction of the $45 million, 40-kilometer Kajaran tunnel, a long-planned $120 million natural-gas pipeline, and a joint power station on the Arax River. Oskanian also welcomed Kharrazi\'s proposal for a new \"regional security system\" to avert conflict and promote regional stability. The Iranian proposal would include Russia, Turkey, and Iran, as well as Armenia, Azerbaijan, and Georgia in a broad security pact. (RFE/RL)