Defence partnership with India strong, looking to make it ever stronger: Pentagon

America's defence partnership with India is strong and is looking to make it ever stronger, the Pentagon has said as it warned nations against purchasing military hardware from other countries that are designed to counter it's sophisticated fifth-generation aircraft.

The comments come a day after President Donald Trump has announced that the US would not sell the F-35 fighter jets to Turkey after Ankara purchased the S-400 missile defense system from sanctions-hit Russia.

"Our defense partnership with India I think is strong and we're looking to make it ever stronger," David J Trachtenberg, the deputy under secretary of defence for policy, told reporters at a news conference on Wednesday.

Trachtenberg was responding to a question on the impact on bilateral defence ties as India goes ahead with its decision to purchase S-400 missile defense system from Russia.

"Can you have a major defence partnership with India, which is going ahead with a decision to buy S-400?" he was asked.

"I ...