Johnson was vocal about his willingness to exit the EU without a deal, pledging to leave "do or die" on October 31, the latest deadline for the UK to depart the bloc.
"If I can help in the Kashmir issue, I will help," Trump said during the meeting. "If I could mediate in the Kashmir issue, I would love to help," he said.
Pertinently, Prime Minister Khan has recently written a letter to his Indian counterpart stressing Pakistan requires a solution for all geopolitical issues including Kashmir between the two neighbouring states.