A ceremony marking observance of Army Day started here today in the presence of President Mahmoud Ahmadinejad. The ceremony, attended by a number of senior army commanders, ambassadors of foreign countries in Iran, ranking government officials, reported Iranian news agency IRNA. President Ahmadinejad later today to demonstrate the army's combat readiness. Latest equipment manufactured and possessed by the army will also be displayed during the parade. A large number of domestic and foreign reporters, journalists and photojournalists are attending the ceremony to cover the event. President Ahmadinejad will deliver a speech in this ceremony. -- SPA