Iran's Revolutionary Guards have begun military exercises in the south of the country.
State media reported that the three-day ground and air maneuvers started on February 23 around the southern city of Sirjan.
State TV said that the drills are aimed at upgrading the combat readiness of the Revolutionary Guards.
TV footage showed artillery and tanks attacking hypothetical enemy positions.
Tehran has expanded military maneuvers after international tensions grew over its nuclear programs.
Israeli officials have indicated that they could carry out military strikes to prevent Tehran from developing nuclear weapons.
In response, senior Iranian military officials have repeatedly warned that they would deploy long-range missiles that could target Israel.
Based on reporting by AP and dpa