Tehran, March 21 -- As the security situation continues to evolve in West Asia and the Gulf region, an Iranian military source warned the United States against any ground aggression on Iran, calling it one of the red lines and that a "surprise" would await Trump, Tasnim News Agency reported on Saturday.

The military source made the remarks to Tasnim news agency in response to the recent reports where the US has hinted towards possible ground operations in Iran.

The military said, "Obviously, a ground attack on Iranian soil is one of our red lines, and just as we had a surprise against every enemy operation, we will show it again in this case also."

The source referred to the attack on Iranian energy infrastructure, noting how when it w...