Press TV- Iran and Venezuela have signed two memoranda of understanding (MoU) and a joint statement in line with the declared resolve of both nations to expand bilateral ties in all fields. �Based on the agreements, Tehran and Caracas will expand cooperation in the fields of industry, science and Nano-technology, as well as economy. Both leaders planned to travel to Nicaragua on Tuesday for the inauguration of newly re-elected President Daniel Ortega, and then Ahmadinejad will also visit Cuba and Ecuador,�AP�reported.