The United States leader insisted the attack on ISIS tunnels and cave complexes underground in the Nangarhar province was a “successful mission”.
Dropping the so-called ‘Mother of All Bombs’ or MOAB in Afghanistan is the first time the massive non-nuclear bombs has been used.
The bomb was dropped by an MC-130 aircraft directly onto ISIS tunnels and personnel in the Achin district.
The damage is being assessed.
The GBU-43 bomb weighs 21,600 pounds, is 30 feet long and contains 11 tons of explosives.
Donald Trump speaks about MOAB drop in Afghanistan
Images as Kabul military hospital is under attack by suspected militants
Wed, March 8, 2017
According to reports, blasts and ongoing gunfire were heard at the hospital. The number of causalities is yet unknown
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Afghan Police officers secure the surroundings of The Sardar Daud Khan's Hospital, also known as Kabul Military Hospital
It is the largest bomb the US has ever dropped in combat.
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General John Nicholson, commander of US forces in Afghanistan, signed off on the use of the bomb, according to CNN sources.
Mr Trump said he had total faith in the decisions of the leaders of the military, and authorises them to make such decisions.
We have incredible leaders in the military. We have an incredible military. We are very pored of them
Speaking after the news broke Mr Trump said: “We have given them total authorisation.
“We have incredible leaders in the military. We have an incredible military. We are very pored of them.
“This was another successful missions.”
The MOAB was dropped in Afghanistan (pictured during testing in Florida)
Trump’s spokesman Sean Spicer said the US is taking the threat from ISIS “very seriously”.
He said: “In order to defeat the group we must deny them operational space. Which we did.
“The United States took all precautions necessary to prevent civilian casualties and collateral damage as a result of the operation.”
MOAB testing in Florida in 2003 before being dropped in Afghanistan for the first time in 2017
The world has been focusing on the president and his response to Pyongyang as Kim Jong-Un continues to threaten peace with nuclear missile tests.
He said North Korea "will be taken care of," as speculation rose that North Korea might be on the verge of a sixth nuclear test.
The MOAB was dropped on Afghanistan over intelligence about underground ISIS caves
Trump, responding to a question about what his message is for North Korea, said, "North Korea is a problem. The problem will be taken care of."
He said he believed Chinese President Xi Jinping would "work very hard" to help resolve the challenge. The president said he had spent a lot of time with Xi last week in Florida.
"I have really gotten to like and respect President Xi. … He's a very special man. I think he's going to try very hard."